Two equations
W*L=1260
3W+48=L
Solve
L=1260/W
3W+48=1260/W
3W^2+48W=1260
3W^2+48W-1260=0
Divide by 3
W^2+16W-420=0
Factor
(W-14) (W+30)
W=14
L=90
Answer:
c
Step-by-step explanation:
that's the answer dudnjdkdkd
'Of' in math means 'multiplied by,' so the equation that we can set up is:
So your answer is 320.
