35(3x+9)+30(x+1)=42

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Solution for 35(3x+9)+30(x+1)=42 equation:


Simplifying
35(3x + 9) + 30(x + 1) = 42

Reorder the terms:
35(9 + 3x) + 30(x + 1) = 42
(9 * 35 + 3x * 35) + 30(x + 1) = 42
(315 + 105x) + 30(x + 1) = 42

Reorder the terms:
315 + 105x + 30(1 + x) = 42
315 + 105x + (1 * 30 + x * 30) = 42
315 + 105x + (30 + 30x) = 42

Reorder the terms:
315 + 30 + 105x + 30x = 42

Combine like terms: 315 + 30 = 345
345 + 105x + 30x = 42

Combine like terms: 105x + 30x = 135x
345 + 135x = 42

Solving
345 + 135x = 42

Solving for variable 'x'.

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

Add '-345' to each side of the equation.
345 + -345 + 135x = 42 + -345

Combine like terms: 345 + -345 = 0
0 + 135x = 42 + -345
135x = 42 + -345

Combine like terms: 42 + -345 = -303
135x = -303

Divide each side by '135'.
x = -2.244444444

Simplifying
x = -2.244444444

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