Is 10x + - 42 + 31x equivalent to - 21x + - 42

At the start of his diet kerrin weighed 15 stone 10 pounds three months later he weighed 14 stone 8 pounds there are 14 pounds in a stone

a body moves in a straight line according to the law s=24t+3t^2 - t^3, where is the distance measured in meters from the origin and t is the timei in seconds after it starts to move. What is the velocity of the body when t = 3 seconds?

Create a proportional ratio to the given ratio 1/8 = ?

Evaluate the expression when x = - 11. 2x - 19 a. 41 b. 3 c. - 3 d. - 41

When calculating the population standard deviation, the sum of the squared deviation is divided by n. when calculating the sample standard deviation, the sum of the squared deviations is divided by nminus-1?

2 (x + 4) + 2x + 3 = 3x + 16 what does x eqaul

Calculate. If possible, reduce your answers. 12+3· (11-15) =

6% as ratio in simplest form.

3/8 + 2/8 = ? Fractions

Is 5/2 rational or irrational