seongsang seongsang

20-04-2020
Mathematics

contestada

can i get the steps to this equation please !

2a-4(a-5)=10

Respuesta :

taroarthur taroarthur

20-04-2020

Answer:

a=5

Step-by-step explanation:

You'll want to expand the -4(a-5) first. That'll be :

-4a+20.

So 2a-4a+20=10.

Variables on the left, plain numbers on the right:

2a-4a=10-20

-2a=-10

-a=-5

a=5

Done.

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