Paul and his best friend found some money in an envelope. They split the money evenly, each getting $21. How much money did they find?

42

Step-by-step explanation: if they split the money evenly than all you have to do is add 21 plus 21

answer: standard form is ax^2 + bx + c = 0

step-by-step explanation:

standard form is ax^2 + bx + c = 0

(2x + 1)(x - 2) = 0

distribute to get into standard form

2x^2 - 4x + x - 2 = 0

2x^2 - 3x - 2 = 0

a = 2, b= -3, c = -2

a is your answer

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step-by-step explanation: