Solving Equations & Functions

Solving Equations & Functions

Order of operations and equations

One-Step equations

Multiplication

Vocabulary

100

43 & 53

Function: r = 5d + 8; Find the missing numbers
d|r
6|38
7|
8|48
9|

100

98

7(5+9)

100

y = 36

Solve for Y: −14+y=22

100

132

11
x 12
____

100

Evaluate

To figure out or compute

200

No , the -3 is repeating.

Is This a Function ? , Why ?
X Y
-3 | -6
-3 |-1
-1 | 0
0 | 3
1 |15

200

6+x

Write as an algebraic expression; the sum of 6 and x

200

z=−18

z+27=9

200

209

19
× 11
_____

200

Expression

Any mathematical calculation or formula combining numbers and/or variables , & other mathematical operations.

300

x = 7

Solve for x: 2x - 4 = 10

300

x-10

Write as an algebraic expression; 10 less than a number

300

x = -8

x-6 = -14

300

180

18
× 10
_____

300

Function

A relation for which each element of the domain corresponds to exactly one element of the range.

400

x = - 1

Solve for x: 5x - 6 = 3x - 8

400

90

5(3+15)÷(8-7)

400

m = -9

m + 7 = -2

400

120

12
× 10
_____

400

Like Terms

Terms which have the same variables and corresponding powers and/or roots

500

x<1

Solve the inequality: 2x+5<7

500

x= -7

Solve for x: 2x+2=x-5

500

x = 5

10 = x+5

500

216

12
× 18
_____

500

Number Line

A line representing the set of all real numbers.

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