12 minutes because 80-20 is 60 and 60 divides by 5 is 12
We have a system of equations in two variables, namely, a and c. Use the substitution to find a and c.
Answer:
20 30
Step-by-step explanation:
gsjsjdhdjdjdjfjfjfh
The answer is -3 because -3+2=-1 then -1(4)=-4