21 not sure but you can do it
Answer:
23/16
Step-by-step explanation:
3*8/2*8=24/16-1/16=23/16
Answer:
65
Step-by-step explanation:
Answer:
Step-by-step explanation:
29 5x+8+x+4=90
6x=78
x=13
30 3x-7+11x-1=90
14x=98
x=7
31 3x+x+8=180
4x=172
x=43
32 6x-1+5x-17=180
11x=198
x=18