Answer:
Answer is 28
Step-by-step explanation:
A negative time a negative is a positive and since 7 times 4 is 28 and both are negative it is 28
Answer:6.2
Step-by-step explanation:10-1/2-1/5-1/10=6.2
75 * 20%
75 * .2
15
you will save 15 dollars
t - 12 = 48
t = 60