2-7(1+5a)=-15

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Solution for 2-7(1+5a)=-15 equation:


Simplifying
2 + -7(1 + 5a) = -15
2 + (1 * -7 + 5a * -7) = -15
2 + (-7 + -35a) = -15

Combine like terms: 2 + -7 = -5
-5 + -35a = -15

Solving
-5 + -35a = -15

Solving for variable 'a'.

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

Add '5' to each side of the equation.
-5 + 5 + -35a = -15 + 5

Combine like terms: -5 + 5 = 0
0 + -35a = -15 + 5
-35a = -15 + 5

Combine like terms: -15 + 5 = -10
-35a = -10

Divide each side by '-35'.
a = 0.2857142857

Simplifying
a = 0.2857142857

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