2a+5-(9-7)=48

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Solution for 2a+5-(9-7)=48 equation:


Simplifying
2a + 5 + -1(9 + -7) = 48

Combine like terms: 9 + -7 = 2
2a + 5 + -1(2) = 48

Multiply -1 * 2
2a + 5 + -2 = 48

Reorder the terms:
5 + -2 + 2a = 48

Combine like terms: 5 + -2 = 3
3 + 2a = 48

Solving
3 + 2a = 48

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 2a = 48 + -3

Combine like terms: 3 + -3 = 0
0 + 2a = 48 + -3
2a = 48 + -3

Combine like terms: 48 + -3 = 45
2a = 45

Divide each side by '2'.
a = 22.5

Simplifying
a = 22.5

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