28-2(5a-3)=47

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Solution for 28-2(5a-3)=47 equation:


Simplifying
28 + -2(5a + -3) = 47

Reorder the terms:
28 + -2(-3 + 5a) = 47
28 + (-3 * -2 + 5a * -2) = 47
28 + (6 + -10a) = 47

Combine like terms: 28 + 6 = 34
34 + -10a = 47

Solving
34 + -10a = 47

Solving for variable 'a'.

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

Add '-34' to each side of the equation.
34 + -34 + -10a = 47 + -34

Combine like terms: 34 + -34 = 0
0 + -10a = 47 + -34
-10a = 47 + -34

Combine like terms: 47 + -34 = 13
-10a = 13

Divide each side by '-10'.
a = -1.3

Simplifying
a = -1.3

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