Answer:
15. 200 - (8 * 18) = 56$
16. 8 - (5 * 3) = -7 °
17. 325 - (25 * 6) = 175$
Step-by-step explanation:
all three question have the same idea so I'll explain the first one,
you have 200$ and you subtract 18$ from them 8 times:
200 - 18 - 18 -18.....
which equals 200 - (18*8) = 56
