Noteables Interactive Study Notebook (26491.0K) - McGraw-Hill ...
Noteables Interactive Study Notebook (26491.0K) - McGraw-Hill ... Noteables Interactive Study Notebook (26491.0K) - McGraw-Hill ...
12–4Solving Subtraction EquationsEXAMPLE Solve an Equation by AddingMAIN IDEA• Solve subtractionequations.Solve x - 5 = 10.METHOD 1 Use models. Model the equation.x - 5 = 10Add 5 positive counters toeach side of the mat.Remove the zero pairs.KEY CONCEPTx - 5 + = 10 +Addition Property ofEquality If you add thesame number to eachside of an equation, thetwo sides remain equal.x =METHOD 2 Use symbols.x - 5 = 10x - 5 = 10Write the equation.Add 5 to each side to undo thesubtraction of 5 on the left.+ = + Add to each side._______x =The solution is .Simplify.Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.Check Your Progress Solve w - 3 = 9.300 Math Connects, Course 1
12–4BUILD YOUR VOCABULARY (page 292)The Addition Property of Equality can be used to solve anequation bythe same number to eachside of the equation.EXAMPLE Solve a Subtraction EquationSolve x - 5 = -1. Check your solution.x - 5 = -1 Write the equation.+ = + Add to each side._______x =Simplify.The solution is . Check 4 - 5 = -1 ✔Check Your ProgressSolve d - 8 = -5. Check your solution.EXAMPLECopyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.HOMEWORKASSIGNMENTPage(s):Exercises:WEATHER The difference between the record highand low temperatures in Oregon is 173°F. The recordlow temperature is -54°F. What is the record hightemperature in degrees Fahrenheit?You need to find the record high temperature. Write and solvean equation. Let x represent the high temperature.x - (-54) = 173Write the equation.x + = 173 Defi nition of subtraction- = - Subtract from each side.________x = Simplify.The record high temperature is .Check Your Progress AGES The difference between theage of Julie’s mother and Julie’s age is 27 years. Julie’s age is 6.What is the age of Julie’s mother?Math Connects, Course 1 301
- Page 257 and 258: 10-3Check Your Progress Find the ar
- Page 259 and 260: 10-4®ORGANIZE ITWrite the formula
- Page 261 and 262: 10-6Volume of Rectangular PrismsMAI
- Page 263 and 264: 10-7Surface Area of Rectangular Pri
- Page 265 and 266: C H A P T E R10BRINGING IT ALL TOGE
- Page 267 and 268: Chapter 10 BRINGING IT ALL TOGETHER
- Page 269 and 270: C H A P T E R11Integers and Transfo
- Page 271 and 272: 11-1 Ordering IntegersEXAMPLE Compa
- Page 273 and 274: 11-2Adding IntegersEXAMPLES Add Int
- Page 275 and 276: 11-2KEY CONCEPTAdding Integers The
- Page 277 and 278: 11-3WRITE ITThink about the numberl
- Page 279 and 280: 11-4Multiplying IntegersEXAMPLES Mu
- Page 281 and 282: 11-6Dividing IntegersEXAMPLES Divid
- Page 283 and 284: 11-6EXAMPLETEST EXAMPLE A scuba div
- Page 285 and 286: 11-7point SStep 1 Start at the orig
- Page 287 and 288: 11-8EXAMPLE Graph a TranslationTran
- Page 289 and 290: 11-9 ReflectionsMAIN IDEA• Graph
- Page 291 and 292: 11-10 RotationsMAIN IDEA• Graph r
- Page 293 and 294: C H A P T E R11BRINGING IT ALL TOGE
- Page 295 and 296: Chapter 11 BRINGING IT ALL TOGETHER
- Page 297 and 298: Chapter 11 BRINGING IT ALL TOGETHER
- Page 299 and 300: C H A P T E R12Algebra: Properties
- Page 301 and 302: 12-1The Distributive PropertyMAIN I
- Page 303 and 304: 12-2Simplifying Algebraic Expressio
- Page 305 and 306: 12-3Solving Addition EquationsMAIN
- Page 307: 12-1 12-3BUILD YOUR VOCABULARY (pag
- Page 311 and 312: 12-5EXAMPLE Solve a Multiplication
- Page 313 and 314: C H A P T E R12BRINGING IT ALL TOGE
- Page 315 and 316: Chapter 12 BRINGING IT ALL TOGETHER
12–4BUILD YOUR VOCABULARY (page 292)The Addition Property of Equality can be used to solve anequation bythe same number to eachside of the equation.EXAMPLE Solve a Subtraction EquationSolve x - 5 = -1. Check your solution.x - 5 = -1 Write the equation.+ = + Add to each side._______x =Simplify.The solution is . Check 4 - 5 = -1 ✔Check Your ProgressSolve d - 8 = -5. Check your solution.EXAMPLECopyright © Glencoe/<strong>McGraw</strong>-<strong>Hill</strong>, a division of The <strong>McGraw</strong>-<strong>Hill</strong> Companies, Inc.HOMEWORKASSIGNMENTPage(s):Exercises:WEATHER The difference between the record highand low temperatures in Oregon is 173°F. The recordlow temperature is -54°F. What is the record hightemperature in degrees Fahrenheit?You need to find the record high temperature. Write and solvean equation. Let x represent the high temperature.x - (-54) = 173Write the equation.x + = 173 Defi nition of subtraction- = - Subtract from each side.________x = Simplify.The record high temperature is .Check Your Progress AGES The difference between theage of Julie’s mother and Julie’s age is 27 years. Julie’s age is 6.What is the age of Julie’s mother?Math Connects, Course 1 301