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

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


Simplifying
-3(a + -5) + 7(b + -2) = 0

Reorder the terms:
-3(-5 + a) + 7(b + -2) = 0
(-5 * -3 + a * -3) + 7(b + -2) = 0
(15 + -3a) + 7(b + -2) = 0

Reorder the terms:
15 + -3a + 7(-2 + b) = 0
15 + -3a + (-2 * 7 + b * 7) = 0
15 + -3a + (-14 + 7b) = 0

Reorder the terms:
15 + -14 + -3a + 7b = 0

Combine like terms: 15 + -14 = 1
1 + -3a + 7b = 0

Solving
1 + -3a + 7b = 0

Solving for variable 'a'.

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

Add '-1' to each side of the equation.
1 + -3a + -1 + 7b = 0 + -1

Reorder the terms:
1 + -1 + -3a + 7b = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -3a + 7b = 0 + -1
-3a + 7b = 0 + -1

Combine like terms: 0 + -1 = -1
-3a + 7b = -1

Add '-7b' to each side of the equation.
-3a + 7b + -7b = -1 + -7b

Combine like terms: 7b + -7b = 0
-3a + 0 = -1 + -7b
-3a = -1 + -7b

Divide each side by '-3'.
a = 0.3333333333 + 2.333333333b

Simplifying
a = 0.3333333333 + 2.333333333b

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