40=-0.3(9x+30)+2

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Solution for 40=-0.3(9x+30)+2 equation: 


Simplifying
40 = -0.3(9x + 30) + 2

Reorder the terms:
40 = -0.3(30 + 9x) + 2
40 = (30 * -0.3 + 9x * -0.3) + 2
40 = (-9 + -2.7x) + 2

Reorder the terms:
40 = -9 + 2 + -2.7x

Combine like terms: -9 + 2 = -7
40 = -7 + -2.7x

Solving
40 = -7 + -2.7x

Solving for variable 'x'.

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

Add '2.7x' to each side of the equation.
40 + 2.7x = -7 + -2.7x + 2.7x

Combine like terms: -2.7x + 2.7x = 0.0
40 + 2.7x = -7 + 0.0
40 + 2.7x = -7

Add '-40' to each side of the equation.
40 + -40 + 2.7x = -7 + -40

Combine like terms: 40 + -40 = 0
0 + 2.7x = -7 + -40
2.7x = -7 + -40

Combine like terms: -7 + -40 = -47
2.7x = -47

Divide each side by '2.7'.
x = -17.40740741

Simplifying
x = -17.40740741

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