7(5a-6)-1=-218

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Solution for 7(5a-6)-1=-218 equation:


Simplifying
7(5a + -6) + -1 = -218

Reorder the terms:
7(-6 + 5a) + -1 = -218
(-6 * 7 + 5a * 7) + -1 = -218
(-42 + 35a) + -1 = -218

Reorder the terms:
-42 + -1 + 35a = -218

Combine like terms: -42 + -1 = -43
-43 + 35a = -218

Solving
-43 + 35a = -218

Solving for variable 'a'.

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

Add '43' to each side of the equation.
-43 + 43 + 35a = -218 + 43

Combine like terms: -43 + 43 = 0
0 + 35a = -218 + 43
35a = -218 + 43

Combine like terms: -218 + 43 = -175
35a = -175

Divide each side by '35'.
a = -5

Simplifying
a = -5

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