-2a+3=-8(-a-2)+7

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Solution for -2a+3=-8(-a-2)+7 equation:


Simplifying
-2a + 3 = -8(-1a + -2) + 7

Reorder the terms:
3 + -2a = -8(-1a + -2) + 7

Reorder the terms:
3 + -2a = -8(-2 + -1a) + 7
3 + -2a = (-2 * -8 + -1a * -8) + 7
3 + -2a = (16 + 8a) + 7

Reorder the terms:
3 + -2a = 16 + 7 + 8a

Combine like terms: 16 + 7 = 23
3 + -2a = 23 + 8a

Solving
3 + -2a = 23 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
3 + -2a + -8a = 23 + 8a + -8a

Combine like terms: -2a + -8a = -10a
3 + -10a = 23 + 8a + -8a

Combine like terms: 8a + -8a = 0
3 + -10a = 23 + 0
3 + -10a = 23

Add '-3' to each side of the equation.
3 + -3 + -10a = 23 + -3

Combine like terms: 3 + -3 = 0
0 + -10a = 23 + -3
-10a = 23 + -3

Combine like terms: 23 + -3 = 20
-10a = 20

Divide each side by '-10'.
a = -2

Simplifying
a = -2

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