Which equation represents a line that is perpendicular to y=2/5x + 1 and passes though (-10,20)

Determine whether the number is prime or composite. 212

When solving the equation 3x + 2 = 13, Joseph used a property of algebra to transform the equation into 3x = 11. Which property did he use? A) Multiplication | B) Division C) Addition D) Subtraction

Dani has 45 marbles. She has 5 times as many marbles as joe has. How many marbles does joe have?

Do you have to regroup 46-39

A shopper wants to ensure she has enough cash to purchase a $25 cell phone, so she asks a clerk what the total will be with the sales tax included. The clerk tells her the total will be 27.25. What is the sales tax percentage?

Determine whether x and y show direct. x=3/2y

Create a pattern for the rule a+4

What is 128 pounds of dog food for 16 dogs

An architect is building a seminar hall to seat 1450 people. he wants the seating to be such that the number of rows and the number of columns remain same. find the minimum number of seats he needs more for this

How would you solve 7w+12-2w=-3?