9x+5(2x+11)=3(x+21)

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Solution for 9x+5(2x+11)=3(x+21) equation:


Simplifying
9x + 5(2x + 11) = 3(x + 21)

Reorder the terms:
9x + 5(11 + 2x) = 3(x + 21)
9x + (11 * 5 + 2x * 5) = 3(x + 21)
9x + (55 + 10x) = 3(x + 21)

Reorder the terms:
55 + 9x + 10x = 3(x + 21)

Combine like terms: 9x + 10x = 19x
55 + 19x = 3(x + 21)

Reorder the terms:
55 + 19x = 3(21 + x)
55 + 19x = (21 * 3 + x * 3)
55 + 19x = (63 + 3x)

Solving
55 + 19x = 63 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
55 + 19x + -3x = 63 + 3x + -3x

Combine like terms: 19x + -3x = 16x
55 + 16x = 63 + 3x + -3x

Combine like terms: 3x + -3x = 0
55 + 16x = 63 + 0
55 + 16x = 63

Add '-55' to each side of the equation.
55 + -55 + 16x = 63 + -55

Combine like terms: 55 + -55 = 0
0 + 16x = 63 + -55
16x = 63 + -55

Combine like terms: 63 + -55 = 8
16x = 8

Divide each side by '16'.
x = 0.5

Simplifying
x = 0.5

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