The dimensions of a rectangle are 2x + 9 and 5x - 6. Which of the following can be used to find the perimeter p of the rectangle? OA. p = 14x + 6
OB. p= 7x + 3
OC. p = 10x2 - 54
OD. p = 10x2 + 33x - 54

Me! last question, and i'm stuck! write the algebraic expression that models the word phrase. the product of 2 divided by the number h and 8 more than the number k

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

Solve for x. −3/4(x+2)=6 enter your answer in the box