30=4(5-x)

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Solution for 30=4(5-x) equation:


Simplifying
30 = 4(5 + -1x)
30 = (5 * 4 + -1x * 4)
30 = (20 + -4x)

Solving
30 = 20 + -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.
30 + 4x = 20 + -4x + 4x

Combine like terms: -4x + 4x = 0
30 + 4x = 20 + 0
30 + 4x = 20

Add '-30' to each side of the equation.
30 + -30 + 4x = 20 + -30

Combine like terms: 30 + -30 = 0
0 + 4x = 20 + -30
4x = 20 + -30

Combine like terms: 20 + -30 = -10
4x = -10

Divide each side by '4'.
x = -2.5

Simplifying
x = -2.5

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