4-(3.5x+2)=x-7

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Solution for 4-(3.5x+2)=x-7 equation:


Simplifying
4 + -1(3.5x + 2) = x + -7

Reorder the terms:
4 + -1(2 + 3.5x) = x + -7
4 + (2 * -1 + 3.5x * -1) = x + -7
4 + (-2 + -3.5x) = x + -7

Combine like terms: 4 + -2 = 2
2 + -3.5x = x + -7

Reorder the terms:
2 + -3.5x = -7 + x

Solving
2 + -3.5x = -7 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
2 + -3.5x + -1x = -7 + x + -1x

Combine like terms: -3.5x + -1x = -4.5x
2 + -4.5x = -7 + x + -1x

Combine like terms: x + -1x = 0
2 + -4.5x = -7 + 0
2 + -4.5x = -7

Add '-2' to each side of the equation.
2 + -2 + -4.5x = -7 + -2

Combine like terms: 2 + -2 = 0
0 + -4.5x = -7 + -2
-4.5x = -7 + -2

Combine like terms: -7 + -2 = -9
-4.5x = -9

Divide each side by '-4.5'.
x = 2

Simplifying
x = 2

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