100=30+25(x-3)

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Solution for 100=30+25(x-3) equation:


Simplifying
100 = 30 + 25(x + -3)

Reorder the terms:
100 = 30 + 25(-3 + x)
100 = 30 + (-3 * 25 + x * 25)
100 = 30 + (-75 + 25x)

Combine like terms: 30 + -75 = -45
100 = -45 + 25x

Solving
100 = -45 + 25x

Solving for variable 'x'.

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

Add '-25x' to each side of the equation.
100 + -25x = -45 + 25x + -25x

Combine like terms: 25x + -25x = 0
100 + -25x = -45 + 0
100 + -25x = -45

Add '-100' to each side of the equation.
100 + -100 + -25x = -45 + -100

Combine like terms: 100 + -100 = 0
0 + -25x = -45 + -100
-25x = -45 + -100

Combine like terms: -45 + -100 = -145
-25x = -145

Divide each side by '-25'.
x = 5.8

Simplifying
x = 5.8

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