Use an addition property to solve for

a. 10 + (-15) = - 15+a

a. - 25

b. - 10

c. - 5

d. 10

Pre Algebra The booster club sets up a hot dog stand for fundraising at a middle school. The club receives $12 in donations while members set up the stand. The club sells hot dogs for $1.75. Each hot dog costs the club $0.

Sam sent 10 fewer messages in July than in August. Write an algebraic expression to represent the number of text messages, m, Sam sent in July

Simplify 2x+3y2-2 (x+y)

Graph the function y = x3 + 6x2 + 2x - 11. Based on the graph, what is the largest possible x-value if y = 0?

Bargain dvds cost $5 at mega movie what is the porortional relationship that give me the cost y in dollars of buying bargain dvds

Is the relation a function? Why or why not? { (3,-1), (3,0), (-3, 4), (3, 8) } No; three range values exist for domain value 3. No; the relation passes the vertical line test. Yes; only one range value exists for each domain value.

7x + 8y = 22. 6x + 5y = 17. solve this equation

The area of a rectangle is 1/2 inch. the length of the rectangle is 3/8. what is the width?

The ΔPQR is right-angled at P, and PN is an altitude. If QN = 12 in and NR = 6 in, find PN, PQ, PR.

What is the y-intercept - x+5y=45