2(x-3)+5(x+4)=20

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Solution for 2(x-3)+5(x+4)=20 equation:


Simplifying
2(x + -3) + 5(x + 4) = 20

Reorder the terms:
2(-3 + x) + 5(x + 4) = 20
(-3 * 2 + x * 2) + 5(x + 4) = 20
(-6 + 2x) + 5(x + 4) = 20

Reorder the terms:
-6 + 2x + 5(4 + x) = 20
-6 + 2x + (4 * 5 + x * 5) = 20
-6 + 2x + (20 + 5x) = 20

Reorder the terms:
-6 + 20 + 2x + 5x = 20

Combine like terms: -6 + 20 = 14
14 + 2x + 5x = 20

Combine like terms: 2x + 5x = 7x
14 + 7x = 20

Solving
14 + 7x = 20

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 7x = 20 + -14

Combine like terms: 14 + -14 = 0
0 + 7x = 20 + -14
7x = 20 + -14

Combine like terms: 20 + -14 = 6
7x = 6

Divide each side by '7'.
x = 0.8571428571

Simplifying
x = 0.8571428571

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