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

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


Simplifying
3(2a + -4) + -5(7 + -1a) = 0

Reorder the terms:
3(-4 + 2a) + -5(7 + -1a) = 0
(-4 * 3 + 2a * 3) + -5(7 + -1a) = 0
(-12 + 6a) + -5(7 + -1a) = 0
-12 + 6a + (7 * -5 + -1a * -5) = 0
-12 + 6a + (-35 + 5a) = 0

Reorder the terms:
-12 + -35 + 6a + 5a = 0

Combine like terms: -12 + -35 = -47
-47 + 6a + 5a = 0

Combine like terms: 6a + 5a = 11a
-47 + 11a = 0

Solving
-47 + 11a = 0

Solving for variable 'a'.

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

Add '47' to each side of the equation.
-47 + 47 + 11a = 0 + 47

Combine like terms: -47 + 47 = 0
0 + 11a = 0 + 47
11a = 0 + 47

Combine like terms: 0 + 47 = 47
11a = 47

Divide each side by '11'.
a = 4.272727273

Simplifying
a = 4.272727273

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