-5(7a-6)=21

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Solution for -5(7a-6)=21 equation:


Simplifying
-5(7a + -6) = 21

Reorder the terms:
-5(-6 + 7a) = 21
(-6 * -5 + 7a * -5) = 21
(30 + -35a) = 21

Solving
30 + -35a = 21

Solving for variable 'a'.

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

Add '-30' to each side of the equation.
30 + -30 + -35a = 21 + -30

Combine like terms: 30 + -30 = 0
0 + -35a = 21 + -30
-35a = 21 + -30

Combine like terms: 21 + -30 = -9
-35a = -9

Divide each side by '-35'.
a = 0.2571428571

Simplifying
a = 0.2571428571

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