What is the value of the expression 7-3?

A.-21

B.-1/343

C. 1/343

D. 343

Solve this 6r+7=13+7r

What's the least common denominator of 4 and 16

A superintendent has 12 schools under his jurisdiction if he randomly selects 3 schools from these 12, how many different combinations are possible

ralph is on a diet. he currently weight 248 pounds. how many pounds would he meed to lose if he wishes to weigh at most 195 pounds

X^2-2x-8 / x^2-16 simply and find restrictions

If we divide the polynomial x4 4x3 2x2 x 4 by x2 3x, what will be the remainder

Write an equation of the line below (0,-4) and (5,-6)

3/8 of 56 i need it to be show in evey thing

Which statements are always true? Check all that apply. A rectangle has four equal sides. A rectangle has four right angles. A triangle has three sides. A right triangle has two right angles. A square has four equal sides.

Mark is a professional race car driver. he has completed in 15 races and won 40% of them. How many races has mark won?