Which expression can you substitute for in 12x +y=5 to solve the system below.

x= 6- y
12x + y=5

A) 5-12y
B) 5+y
C) 6-y

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

Which number produces a rationale number when multiplied by 1/5

1: 4 if the wew 35 surfboards at the beach how many were short boards?