Im just about to work one out for you and you just do the same on the rest
5x6 = 30
3x7= 21
21+30 = 51
is this what you mean? if so, I'm glad to help
Answer: 9.46
Step-by-step explanation:
Answer:
y = -3 when x = 4
Step-by-step explanation:
2x-4y = 20
x = 4
2(4) - 4y = 20
8 - 4y = 20
-4y = 12
y = -3