Which sentence does not belong

a. x+12=12+x

b. 7h=h•7

c. 1+a=a+1

d. n:2=2:n

Marvin used a customary unit of measure to estimate the weight of a watermelon he grew in his backyard what could the estimated weight be

Which properties justify the steps taken to solve the system? {2x-4y=-6 3x+2y=-1 Drag and drop the answers into the boxes to match each step.

If X plus four equals to negative seven what is X?

R=v-x/x. Solve for v.

Sara bought a computer that was originally pried $896. The computer was on sale for 12% off. When she bought the computer, a 7% tax was added. How much did Sara spend on the computer?

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?