7(10-5x)+7(1-10x)=-28

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Solution for 7(10-5x)+7(1-10x)=-28 equation:


Simplifying
7(10 + -5x) + 7(1 + -10x) = -28
(10 * 7 + -5x * 7) + 7(1 + -10x) = -28
(70 + -35x) + 7(1 + -10x) = -28
70 + -35x + (1 * 7 + -10x * 7) = -28
70 + -35x + (7 + -70x) = -28

Reorder the terms:
70 + 7 + -35x + -70x = -28

Combine like terms: 70 + 7 = 77
77 + -35x + -70x = -28

Combine like terms: -35x + -70x = -105x
77 + -105x = -28

Solving
77 + -105x = -28

Solving for variable 'x'.

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

Add '-77' to each side of the equation.
77 + -77 + -105x = -28 + -77

Combine like terms: 77 + -77 = 0
0 + -105x = -28 + -77
-105x = -28 + -77

Combine like terms: -28 + -77 = -105
-105x = -105

Divide each side by '-105'.
x = 1

Simplifying
x = 1

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