Answer:
It's the first one and the fourth one.
Step-by-step explanation:
Answer:Idk
Step-by-step explanation:
Answer:
C.
Multiply the first equation by 18; multiply the second equation by 18; add the equations.
D.
Multiply the first equation by − 6; multiply the second equation by 4; add the two equations.
E.
Multiply the first equation by 3; multiply the second equation by − 2;add the two equations.
Step-by-step explanation:
All of these procedures work because they are canceling out the x and y values in both equations.
Answer:
66
Step-by-step explanation:
Replace t with 9 in the equation.
Simplify.
Rounded, it equals 66
72.28 i took the test it was easy bro