Find a, (x-3) + (x-a) = 15
1 answer:
a = 2x - 18
remove the parenthesis and simplify
x - 3 + x - a = 15
2x - 3 - a = 18 ( add 3 to both sides
2x - a = 18 ( subtract 2x from both sides )
- a = 18 - 2x ( multiply through by - 1 )
a = - 18 + 2x
a = 2x - 18
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Brainliest plzzzzz
15% increase
15/100xD
D=100/15
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