2(3a-4)+3(a-5)=-7

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Solution for 2(3a-4)+3(a-5)=-7 equation:


Simplifying
2(3a + -4) + 3(a + -5) = -7

Reorder the terms:
2(-4 + 3a) + 3(a + -5) = -7
(-4 * 2 + 3a * 2) + 3(a + -5) = -7
(-8 + 6a) + 3(a + -5) = -7

Reorder the terms:
-8 + 6a + 3(-5 + a) = -7
-8 + 6a + (-5 * 3 + a * 3) = -7
-8 + 6a + (-15 + 3a) = -7

Reorder the terms:
-8 + -15 + 6a + 3a = -7

Combine like terms: -8 + -15 = -23
-23 + 6a + 3a = -7

Combine like terms: 6a + 3a = 9a
-23 + 9a = -7

Solving
-23 + 9a = -7

Solving for variable 'a'.

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

Add '23' to each side of the equation.
-23 + 23 + 9a = -7 + 23

Combine like terms: -23 + 23 = 0
0 + 9a = -7 + 23
9a = -7 + 23

Combine like terms: -7 + 23 = 16
9a = 16

Divide each side by '9'.
a = 1.777777778

Simplifying
a = 1.777777778

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