Name the property of equality or congruence that justifies each statement.17. If mz1 = m22, then m1+ m23 = mL2 + m43.18. If 21 = Z5, then 45 = 21.If x = y and y = z, then x = z.20. If x + y = 7 and y = z, then x + z = 7.21. If= 5 then n = 30.622. If 2· mLA = 2 mLB, then mLA = mLB.23. SC = SC24. If x + 5 = 28, then x = 23. 30. Solve and justify each statement. Note that you29. Justify each statement with a property ofequality or congruence.may not use all the blanks.5x+ 63x- 4 =8(x - 16) = 108(3x- 4) = 5x+ 624x- 32= 5x+ 624x= 5x+ 3819x= 38x= 2

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Answered: Name the property of equality or…

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter2: Working With Real Numbers

Section2.3: Rules For Addition

Problem 7P

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Name the property of equality or congruence that justifies each statement. 17. If mz1 = m2, then mZ1 + m23 = mL2+ m43. 18. If 41 = L5, then 45 21. If x y and y = z, then x = z. 20. If x + y = 7 and y = z, then x +z = 7.