7-3(5x+10)=77

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Solution for 7-3(5x+10)=77 equation:


Simplifying
7 + -3(5x + 10) = 77

Reorder the terms:
7 + -3(10 + 5x) = 77
7 + (10 * -3 + 5x * -3) = 77
7 + (-30 + -15x) = 77

Combine like terms: 7 + -30 = -23
-23 + -15x = 77

Solving
-23 + -15x = 77

Solving for variable 'x'.

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

Add '23' to each side of the equation.
-23 + 23 + -15x = 77 + 23

Combine like terms: -23 + 23 = 0
0 + -15x = 77 + 23
-15x = 77 + 23

Combine like terms: 77 + 23 = 100
-15x = 100

Divide each side by '-15'.
x = -6.666666667

Simplifying
x = -6.666666667

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