-7x-7(1-7)=-217

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Solution for -7x-7(1-7)=-217 equation:


Simplifying
-7x + -7(1 + -7) = -217

Combine like terms: 1 + -7 = -6
-7x + -7(-6) = -217

Multiply -7 * -6
-7x + 42 = -217

Reorder the terms:
42 + -7x = -217

Solving
42 + -7x = -217

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + -7x = -217 + -42

Combine like terms: 42 + -42 = 0
0 + -7x = -217 + -42
-7x = -217 + -42

Combine like terms: -217 + -42 = -259
-7x = -259

Divide each side by '-7'.
x = 37

Simplifying
x = 37

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