7=5-4x

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Solution for 7=5-4x equation:


Simplifying
7 = 5 + -4x

Solving
7 = 5 + -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.
7 + 4x = 5 + -4x + 4x

Combine like terms: -4x + 4x = 0
7 + 4x = 5 + 0
7 + 4x = 5

Add '-7' to each side of the equation.
7 + -7 + 4x = 5 + -7

Combine like terms: 7 + -7 = 0
0 + 4x = 5 + -7
4x = 5 + -7

Combine like terms: 5 + -7 = -2
4x = -2

Divide each side by '4'.
x = -0.5

Simplifying
x = -0.5

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