8. which of the following is true of the commutative property under subtraction? a. 10 – 9 = 10 – 9 b. 10 + 9 = 9 + 10 c. 10 – 9 = 10 + 9 d. 10 – 9 ≠ 9 – 10

P= $1400,300 r = 7 1/2% t = 4 what is i ? $4.29 $429.00 $4290.00

Do 12/14 and 8/10 have the same value? explain your answer.

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36