Simplify (7a+10b) - (4a-6b).

a. 3a2+16b

b. 3a+4b

c. 3a+16b

d. 11a+4b

For every 1 litre of water used to make a medicine, 400 ml of sucrose and 300ml of saline solution are used. Express the amount of water, sucrose and saline solution needed as a ratio in its simplest form

At 1 pm there were 16 seagulls on the beach. At 3 pm there were 40 seagulls. What is the. constant rate of change

A recipe for 24 cookies calls for 3 1/2 cups of flour. If you only want to make 12 cookies, how much flour is needed?

Solve the inequality: 10x - 3 > 2

Check all of the values that have three significant figures. A. 0.690 B. 356 C. 5.03 D. 1408

What is the formula for the sum of an infinite geometric series

Denise put $95 into an account that pays 5.2% interest, compounded monthly. According to the rule of 72, approximately how long will it take for her money to double?

What is the percent change between 20% and 30%

What is the recursive rule for this geometric sequence? 3, 3/2, 3/4, 3/8

What is two plus three?; )