Find the value of a that will make the expression 3x -8x + a equals to 5,when x=2.
but the 3x is squared 3 raise to the power 2 i dont no how to do 3x square
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3x-8x+a=5/at x=2
3*2-8*2+a=5
6-16+a=5
10+a=5
a=5-10
a= - 5
3*2-8*2+a=5
6-16+a=5
10+a=5
a=5-10
a= - 5
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