3(2x+5)-3(4x-10)=0

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Solution for 3(2x+5)-3(4x-10)=0 equation:


Simplifying
3(2x + 5) + -3(4x + -10) = 0

Reorder the terms:
3(5 + 2x) + -3(4x + -10) = 0
(5 * 3 + 2x * 3) + -3(4x + -10) = 0
(15 + 6x) + -3(4x + -10) = 0

Reorder the terms:
15 + 6x + -3(-10 + 4x) = 0
15 + 6x + (-10 * -3 + 4x * -3) = 0
15 + 6x + (30 + -12x) = 0

Reorder the terms:
15 + 30 + 6x + -12x = 0

Combine like terms: 15 + 30 = 45
45 + 6x + -12x = 0

Combine like terms: 6x + -12x = -6x
45 + -6x = 0

Solving
45 + -6x = 0

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -45 + -6x = 0 + -45

Combine like terms: 45 + -45 = 0
0 + -6x = 0 + -45
-6x = 0 + -45

Combine like terms: 0 + -45 = -45
-6x = -45

Divide each side by '-6'.
x = 7.5

Simplifying
x = 7.5

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