Question

Select the choice below that could be the first step in solving the following system of equations using substitution:
7x + -y − 5 = 0
3x − 4y = 2

A. Write the first equation in terms of y.
B. Multiply the second equation by -7.
C. Replace the right side of the second equation with the first equation.
D. Multiply the first equation by -4.

Answer 1

@zzr0ck3r is this A or C ?

Answer 2

a

Answer 3

THANK YOU !! (:

Answer 4

c is to confusing to say why not, but you would have 3x-4y = 7x+-y-5 = 0
thats not fun:)

Answer 5

np