Solve the system of equations

a + b = 10

a - b = 2

A. a = 5, b = 5

B. a = 2, b = 8

C. a = 6, b = 4

D. a = 3, b = 7

What is 2 to the power of 5 multiply by 2 to the power of negative 3

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12x+15y=34 -6x+5y=3 Find the solution of the system of equations

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On the way home Bobbys mother buys gasoline the fill up cost $20 she hands bobby $20 bill and says remind them i get a 2% discount. How much change does bobby recive

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