Here,
- x+y=1212••••••
- x-y=518••••••
ADDITIONALL,both two equation.
we get that,
- x+y+x-y=1212+518
- 2x=1730
- x=865
so,
- x-y=518
- 865-y=518
- y=860-518
- y=347
Answer:
not sure
Step-by-step explanation:
Answer:
45 cm^2
Step-by-step explanation:
The formula you have written in pencil is correct.
Area = B*H
B = 9
H = 5
Area = 5*9
Area = 45 cm^2
The answer is a because there are two same x values and two x values means it’s not a function