Which step would be MOST useful in solving the system of equations by the substitution method? A
subtract 8x from both sides in the second equation

B
add 5y to both sides in the first equation

C
divide the second equation by 7

D
multiply the first equation by 8

i think it's d all the best

1.5%

step-by-step explanation:

step-by-step explanation:

the multiplicative inverse of a fraction a/b is b/a. for the multiplicative inverse of a real number, divide 1 by the number. for example, the reciprocal of 5 is one fifth 1/5 or 0.2, and the reciprocal of 0.25 is 1 divided by 0.25, or 4.