Answer:-5
Step-by-step explanation:
123456789101112131415
Answer:
1) C (5,-11)
2)A and C
3)B
4)A
7w+w-15=17
8w=17+15 add like terms
8w=32 divide
w=32/8=4
now check
7*4+4-15=17
28+4-15=17
17=17