Answer:
40
Step-by-step explanation:
x= 4 and y = 4
3x + 7y
3(4) + 7(4)
12 + 28
=40
brainliest is appreciated
Answer:
5
Step-by-step explanation:
Answer:
the secound ansewr
Step-by-step explanation:ik
Answer: x= 1
Step-by-step explanation: Look at pic down below.