Algebra Intro

The number in front of a variable is called the __________

• variable

• slope

• constant

• coefficient

A letter in an expression or an equation that represents a number is called a ___________.

• inequality

• variable

• slope

• domain

Is the following an expression or equation? 
9x²+16x-25

• Expression

• Equation

Is the following an expression or equation? 
9x²+16x-25=9

• Expression

• Equation

A company sold a total of 150 adult and child tickets to a fundraiser. The company charged $10 for each adult ticket and $6 for each child ticket for $350.

Write an equation to represent the total amount of tickets.

Mathematical Equivalence

ON

Factor the trinomial to create an equivalent expression:

Mathematical Equivalence

ON

What is the value of y in the solution to this system of equations? 3x - 5y = 22 y = -5x + 32

Mathematical Equivalence

ON

​ ​ (a)   a number finds the product of that number and itself.

• Squaring

• Square Rooting

Graph the solution to the system. The first equation has been plotted for you.

y = -3x-3

y= 4x +4