X - y = 4
-y = 4 + x
y = -4 -x
x + y = 4
So, it's B
Answerep-by-step explanation:
C.10
Answer:
21 sq ft
Step-by-step explanation:
The formula is 0.5bh; b is the length of the base (6) and h is the height (7). So if you plug in those values, you have 0.5(6)(7). Multiply those and you get 21!
1) A
3) B
4) A
5)A
sorry that i dont have all the answers, hope this helped