2(1-8)+7=5(a+2)-3a-19

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Solution for 2(1-8)+7=5(a+2)-3a-19 equation:


Simplifying
2(1 + -8) + 7 = 5(a + 2) + -3a + -19

Combine like terms: 1 + -8 = -7
2(-7) + 7 = 5(a + 2) + -3a + -19

Multiply 2 * -7
-14 + 7 = 5(a + 2) + -3a + -19

Combine like terms: -14 + 7 = -7
-7 = 5(a + 2) + -3a + -19

Reorder the terms:
-7 = 5(2 + a) + -3a + -19
-7 = (2 * 5 + a * 5) + -3a + -19
-7 = (10 + 5a) + -3a + -19

Reorder the terms:
-7 = 10 + -19 + 5a + -3a

Combine like terms: 10 + -19 = -9
-7 = -9 + 5a + -3a

Combine like terms: 5a + -3a = 2a
-7 = -9 + 2a

Solving
-7 = -9 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-7 + -2a = -9 + 2a + -2a

Combine like terms: 2a + -2a = 0
-7 + -2a = -9 + 0
-7 + -2a = -9

Add '7' to each side of the equation.
-7 + 7 + -2a = -9 + 7

Combine like terms: -7 + 7 = 0
0 + -2a = -9 + 7
-2a = -9 + 7

Combine like terms: -9 + 7 = -2
-2a = -2

Divide each side by '-2'.
a = 1

Simplifying
a = 1

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