30*9+100x=40(9+x)

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Solution for 30*9+100x=40(9+x) equation:


Simplifying
30 * 9 + 100x = 40(9 + x)

Multiply 30 * 9
270 + 100x = 40(9 + x)
270 + 100x = (9 * 40 + x * 40)
270 + 100x = (360 + 40x)

Solving
270 + 100x = 360 + 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.
270 + 100x + -40x = 360 + 40x + -40x

Combine like terms: 100x + -40x = 60x
270 + 60x = 360 + 40x + -40x

Combine like terms: 40x + -40x = 0
270 + 60x = 360 + 0
270 + 60x = 360

Add '-270' to each side of the equation.
270 + -270 + 60x = 360 + -270

Combine like terms: 270 + -270 = 0
0 + 60x = 360 + -270
60x = 360 + -270

Combine like terms: 360 + -270 = 90
60x = 90

Divide each side by '60'.
x = 1.5

Simplifying
x = 1.5

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