Replace a with 4 and b with -12
3(4) + -12/4 + 4(4) = 16+-12/4+4*4 = 29
2 7/8 + 2 3/8= 4 10/8, which equals 5 2/8, which is also equal to 5 1/4
The true statement about her method would be to start at the origin. But you would go up 4 spaces you would go to the right 4 spaces.
Answer:
4y+7
Step-by-step explanation:
there is no way of knowing what y is
