X minus eleven equals negative twenty

If you can drive 1440 miles in three days how many miles can you drive in a week

The baker family has a monthly budget of $5,500. If they spend $1,650 of their monthly budget on mortgage, what percent do they spend on their house each month?

A woman wants to measure the height of a nearby tower. She places a 5 ft pole in the shadow of the tower so that the shadow of the pole is exactly covered by the shadow of the tower.

What is the constant that should be added to the binomial x^2+12x?

The variation of kernel color in corn plants is an inherited trait. R is the dominant allele for red kernels in a corn plant and r is the recessive allele for yellow kernels.

What's equivalent to y^9 - y^3

Express each answer in simplified radical form 2√7+4√63=?

Q = (c+d) / 2 solve for d

Is 1931 divisible to 9

How many natural numbers from - 17 to 24