-x+1=4(7-x)

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Solution for -x+1=4(7-x) equation:


Simplifying
-1x + 1 = 4(7 + -1x)

Reorder the terms:
1 + -1x = 4(7 + -1x)
1 + -1x = (7 * 4 + -1x * 4)
1 + -1x = (28 + -4x)

Solving
1 + -1x = 28 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
1 + -1x + 4x = 28 + -4x + 4x

Combine like terms: -1x + 4x = 3x
1 + 3x = 28 + -4x + 4x

Combine like terms: -4x + 4x = 0
1 + 3x = 28 + 0
1 + 3x = 28

Add '-1' to each side of the equation.
1 + -1 + 3x = 28 + -1

Combine like terms: 1 + -1 = 0
0 + 3x = 28 + -1
3x = 28 + -1

Combine like terms: 28 + -1 = 27
3x = 27

Divide each side by '3'.
x = 9

Simplifying
x = 9

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