4a-9b=22
substitute b=-2
4a -9(-2) = 22
4a +18 =22
subtract 18 from each side
4a = 4
divide by 4
a =1
Choice C
i guess is by multiplying 3by the first equation and multiply 2by the second equation
Do 45 times 360 and you will get d as your answer
i hope this helped
True
Lengths are preserved during a reflection, meaning it is rigid.
(-1.5,2.5) is the point where A is on the coordinate plane.
