teemcneal06 teemcneal06

16-10-2019
Mathematics

contestada

-10x-3-2.5x+20=67 solve equation

Respuesta :

meaghanmarques meaghanmarques

16-10-2019

Answer:

x = -4

Step-by-step explanation:

combine like terms

-10x - 3 - 2.5x + 20 = 67

-12.5x + 17 = 67

subtract 17 from both sides of the equal sign

-12.5x = 50

divide -12.5 from both sides of the equal sign

x = -4

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