2-4(9a-7)=

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Solution for 2-4(9a-7)= equation:


Simplifying
2 + -4(9a + -7) = 0

Reorder the terms:
2 + -4(-7 + 9a) = 0
2 + (-7 * -4 + 9a * -4) = 0
2 + (28 + -36a) = 0

Combine like terms: 2 + 28 = 30
30 + -36a = 0

Solving
30 + -36a = 0

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 + -36a = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -36a = 0 + -30
-36a = 0 + -30

Combine like terms: 0 + -30 = -30
-36a = -30

Divide each side by '-36'.
a = 0.8333333333

Simplifying
a = 0.8333333333

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