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1/5 (4x-2.5) = 5(0.4+10)+ 3 1/2

Sagot :

Answer:

x = 70

Step-by-step explanation:

To solve, we need to get x all by itself. The right side can be simplified by adding 0.4 and 10 first. Then multiply by 5, then add 3 1/2. See image. You get 277.5 on the right.

To get rid of the 1/5, i think its easier to multiply both sides by 5. (Another way is to distribute the 1/5, but i didn't do it that way)

Then add 2.5.

Then divide by 4.

see image.

View image lpina68