Lesson 1-5 Pages 24-27

Algebra:

Equations

Lesson Check 1-4

What you will learn!

How to solve equations.

EquationEquation

SolutionSolution

Solving an equationSolving an equation

Defining the variableDefining the variable

What you really need to know!An equation is a sentence in mathematics that contains an equal sign.

The solution of an equation is the value that when substituted for the variable makes the equation true.

Balance Example!

Example 1

Solve:x is 6 ; x = 6

32

x

Example 2

Graph the solution of example 1.

x is 6 ; x = 6

0 1 2 3 4 5 6 7 8 9 10

Example 3

An adult paid $18.50 for herself and two students to see a movie. If the two student tickets cost $11 together, what is the cost of the adult ticket?

a + 11 = 18.50

$7.50

Example 4

What value of x is a solution of: x – 2 = 5?

A 5 B 6 C 7 D 8

C

Page 26

Guided Practice

#’s 4-13Link to Pre-Made Lesson

Pages 24-25 with someone at home

and study examples!

Read:

Homework: Pages 26-27

#’s 14-40 even

# 41

#’s 48-58Lesson Check 1-5

Page

565

Lesson 1-5

Lesson Check 1-5

Prepare for Mid-Test!

Page 28

#’s 1-20