Question

solve for both variables using subsitution
3f-5g=15
g=2f+4

Answer 1

\[3f-5(2f+4)=15\]\[3f-10f-20=15\]\[-7f=35\]\[f=-5\]

Answer 2

\[g=2(-5)+4=-10+4=-6\]

Answer 3

im solving for f and g and what the variable represents in the equations the answer choices i have are
f=-5, g=-6
f=5, g=-0
f=1, g=6
f=3, g=10

Answer 4

the first one

Answer 5

oh my bad u told me that in the equation you gave me i just didnt see it, thank you so much

Answer 6

lols its ok:)