400-15x=1000-40x

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Solution for 400-15x=1000-40x equation:


Simplifying
400 + -15x = 1000 + -40x

Solving
400 + -15x = 1000 + -40x

Solving for variable 'x'.

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

Add '40x' to each side of the equation.
400 + -15x + 40x = 1000 + -40x + 40x

Combine like terms: -15x + 40x = 25x
400 + 25x = 1000 + -40x + 40x

Combine like terms: -40x + 40x = 0
400 + 25x = 1000 + 0
400 + 25x = 1000

Add '-400' to each side of the equation.
400 + -400 + 25x = 1000 + -400

Combine like terms: 400 + -400 = 0
0 + 25x = 1000 + -400
25x = 1000 + -400

Combine like terms: 1000 + -400 = 600
25x = 600

Divide each side by '25'.
x = 24

Simplifying
x = 24

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