-42=7(1-7x)

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Solution for -42=7(1-7x) equation:


Simplifying
-42 = 7(1 + -7x)
-42 = (1 * 7 + -7x * 7)
-42 = (7 + -49x)

Solving
-42 = 7 + -49x

Solving for variable 'x'.

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

Add '49x' to each side of the equation.
-42 + 49x = 7 + -49x + 49x

Combine like terms: -49x + 49x = 0
-42 + 49x = 7 + 0
-42 + 49x = 7

Add '42' to each side of the equation.
-42 + 42 + 49x = 7 + 42

Combine like terms: -42 + 42 = 0
0 + 49x = 7 + 42
49x = 7 + 42

Combine like terms: 7 + 42 = 49
49x = 49

Divide each side by '49'.
x = 1

Simplifying
x = 1

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