13-01-2020
Mathematics

contestada

-4x+8=-12 Solve and explain what indicate what Property of Equality you used. (Properties of Equality: Addition, Subtraction, Multiplication, Division)

Respuesta :

julianchatto julianchatto

13-01-2020

-4x=-20(subtraction)
x=5 (division)

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saraeliss saraeliss

13-01-2020

-4x + 8 = -12
-8 = - 8
————————-
-4x = -20 (now do -20/-4 to isolate variable one last time)
x = 5

Answer Link

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