4(x-10)-20=70

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Solution for 4(x-10)-20=70 equation:


Simplifying
4(x + -10) + -20 = 70

Reorder the terms:
4(-10 + x) + -20 = 70
(-10 * 4 + x * 4) + -20 = 70
(-40 + 4x) + -20 = 70

Reorder the terms:
-40 + -20 + 4x = 70

Combine like terms: -40 + -20 = -60
-60 + 4x = 70

Solving
-60 + 4x = 70

Solving for variable 'x'.

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

Add '60' to each side of the equation.
-60 + 60 + 4x = 70 + 60

Combine like terms: -60 + 60 = 0
0 + 4x = 70 + 60
4x = 70 + 60

Combine like terms: 70 + 60 = 130
4x = 130

Divide each side by '4'.
x = 32.5

Simplifying
x = 32.5

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