7(3-4x)=5-(4+x)

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Solution for 7(3-4x)=5-(4+x) equation:


Simplifying
7(3 + -4x) = 5 + -1(4 + x)
(3 * 7 + -4x * 7) = 5 + -1(4 + x)
(21 + -28x) = 5 + -1(4 + x)
21 + -28x = 5 + (4 * -1 + x * -1)
21 + -28x = 5 + (-4 + -1x)

Combine like terms: 5 + -4 = 1
21 + -28x = 1 + -1x

Solving
21 + -28x = 1 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
21 + -28x + x = 1 + -1x + x

Combine like terms: -28x + x = -27x
21 + -27x = 1 + -1x + x

Combine like terms: -1x + x = 0
21 + -27x = 1 + 0
21 + -27x = 1

Add '-21' to each side of the equation.
21 + -21 + -27x = 1 + -21

Combine like terms: 21 + -21 = 0
0 + -27x = 1 + -21
-27x = 1 + -21

Combine like terms: 1 + -21 = -20
-27x = -20

Divide each side by '-27'.
x = 0.7407407407

Simplifying
x = 0.7407407407

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