7(2-3a)+6(5a-2)=17

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Solution for 7(2-3a)+6(5a-2)=17 equation:


Simplifying
7(2 + -3a) + 6(5a + -2) = 17
(2 * 7 + -3a * 7) + 6(5a + -2) = 17
(14 + -21a) + 6(5a + -2) = 17

Reorder the terms:
14 + -21a + 6(-2 + 5a) = 17
14 + -21a + (-2 * 6 + 5a * 6) = 17
14 + -21a + (-12 + 30a) = 17

Reorder the terms:
14 + -12 + -21a + 30a = 17

Combine like terms: 14 + -12 = 2
2 + -21a + 30a = 17

Combine like terms: -21a + 30a = 9a
2 + 9a = 17

Solving
2 + 9a = 17

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + 9a = 17 + -2

Combine like terms: 2 + -2 = 0
0 + 9a = 17 + -2
9a = 17 + -2

Combine like terms: 17 + -2 = 15
9a = 15

Divide each side by '9'.
a = 1.666666667

Simplifying
a = 1.666666667

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