What is the value of x in the proportion x + 1 / x+3 = 15 / 21

a. 4

b. 1/3

c. 1/4

d. 3

4 (4x) + 2 (x) = 72 4 6 9 16

Find the product. List the units? 8ib x $3.50ib

161/8-54/7 How would I set this problem up.

Tommy has 120 dollars he gives. 20 of them to Larry he give. 3 of them to Maude he keeps the rest how much does each person get

Factor 12q^2+34q-28. Include list of factors.

What is the answer to - 3 + - 5

I have a coil of steel that is 48 inches wide. The weight of the coil is 10.800 kegs. If I cut the coil a width of 0.5 inches how much will the 0.5 inch coil weigh. Can you show me an example on how to figure this problem out.

How many more years will it take Inga to pay off the loan

A large planetarium in the shape of a dome is being built. When it is complete, the base of the dome will have a circumference of 87 kilometers. What area of land was required for this planetarium?

Emily has 50 gallons of water to share between 6 different fish tanks. She puts an equal amount of water in each fish tank. What is the total amount of water, in gallons, in each tank?