Simplify the expressions.

8v - 15v

7d+5 - 4d

12x + 9 - 3x - 4

3 (x - 4) + 5x

Explain the difference between t (n) and f (x) that makes your answers to parts b and c different

Rutherford used positively charged particles to investigate the structure of the atom. The results surprised him, and he developed the atomic model shown below.

It is the right of indigenous nationalities to get basic education in mother tongue

A 5 ounce can of tuna cost $.90 a 12 ounce can of tuna cost $2.40 which is the better bye

The Andersons took the family dog to the vet. The dog weighed 35.45 pounds. What is this decimal rounded to the nearest tenth? nearest whole number? nearest ten? Which of tese rounded numbers is closest to the actual weight?

Find the slope (2,5) and (6,2)

Which expression is equivalent to pq

Do this multiplication: 75 x 2

Carson's wheelbarrow can hold 345 pounds. If he has 121 pounds or rock in the wheelbarrow, what number of pounds, p, can he put in the wheelbarrow without going over the weight limit?

Carmen recovered 2 gold bars that were stolen from a safe. the first bar weighed 2 2/5 pounds. the second bar weighed 1 2/3 times as much as the first bar. find out how much gold was recovered.