what should you multiply the first equation by in order to eliminate the variable x when the two equations are added together? {4x-6y=5; - 8x+2y=1

Each of the following phrases describes a numerical value: - The absolute value of 9 - The opposite of 9 Which statement is true about the relationship between the numerical values? The absolute value of 9 is less than the opposite of 9.

Solve the equation x2 = 10.

Bottle contains 150% of water how much water will there be

A web site charges $0.99 to download a game and a 12.49 membership fee. write an expression that gives the total cost in dollars to download a g games

Factor the expression 6x^2 + 5x + 1

Which shapes have 2 pairs of parallel sides? Choose ALL that are correct.

Area and perimeter of a triangle 5,5,4,4 as the perimeters

There are 30 students in a class. The teacher will choose 2 students at random to represent the class at an assembly. How many groups of 2 students can be chosen?

Angle 1 is obtuse angle 2 and 3 are acute angle 1 plus angle 3 = ?

Twelve of the 28 students in a class have a dog. What is the ratio of students who have a dog to the students who do not?