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NEED HELP LIKE, NOW!! 100 POINTS!!!

You can solve any equation in the form a(x + b) = c without writing out both steps of the two-step solution process.
a. Isolate the variable x, so that it has a coefficient of 1.

b. Use your answer to solve 4(x - 7) = 20.

2 Answers

6 votes

Answer:

this is my answer

Explanation:

4(x-7)=20. divide both sides

x-7=5 move the constant to the right

x=5+7. calculate

so the answer is x=12

I hope it helps

User Wesley Galindo
by
3.5k points
4 votes

Answer:

ax+ab-c=0, 12

Explanation:

If x=1, then 4(x-7)=20

4x-28=20

add 28 on both sides

48/4=x

x=12

User Raphael Amoedo
by
3.8k points