Answer:
91
Step-by-step explanation:
Multiplication first, so 7x4 = 28
28+63=91
Answer:

Step-by-step explanation:

Keep the variables in the left side & rest in the left side:




The answer is -2,686
let me tell you why !
the answer would be negative, since the parachutist is descending. so 158 × 17 = 2,686
make that negative.
you get -2,686 !!!! hope that helps :)))