7(x-20)=280

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Solution for 7(x-20)=280 equation:


Simplifying
7(x + -20) = 280

Reorder the terms:
7(-20 + x) = 280
(-20 * 7 + x * 7) = 280
(-140 + 7x) = 280

Solving
-140 + 7x = 280

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '140' to each side of the equation.
-140 + 140 + 7x = 280 + 140

Combine like terms: -140 + 140 = 0
0 + 7x = 280 + 140
7x = 280 + 140

Combine like terms: 280 + 140 = 420
7x = 420

Divide each side by '7'.
x = 60

Simplifying
x = 60

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