Answer:
4.A
5.c
Step-by-step explanation:
4.112+x=180
x=180-112=68
A
5.
7x+3x-30=90
10x=90+30
10 x=120
x=12
c
A= 13 B=13.1
A-B= -0.1
B-A= 0.1
dilation..
nop nopnop nop
38
32 minus 3x4 which is 12
and you get 20
add 18
and you get 38