Evaluating Expressions

​Evaluating Expressions

​Algebra Tips

Multiple Choice

If a variable is by itself, it has a coefficient of______.

• 0

• 1

• 2

• 5

Multiple Choice

You can use ____ to show repeated MULTIPLICATION of variables.

• variable

• parenthesis

• exponents

• like terms

Multiple Choice

a number right next to a variable means to

• divide

• multiply

• add

• subtract

Multiple Choice

a fraction bar means to _____.

• subtract

• add

• divide

• multiply

​Evaluating Expressions

​Replace the variable

Follow PEMDAS

​

Pedro Escucha Musica De Anuel Siempre

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Multiple Choice

To evaluate an expression, replace each variable with a ______.

• term

• number

• exponent

• coefficient

Multiple Choice

What does PEMDAS stand for?

• parenthesis, expression, more than, division, addition, subtraction

• parenthesis, exponent, multiplication, division, addition, subtraction

• power, exponent, multiplication, division, addition, subtraction

• parenthesis, exponent, multiplication, division, addition, sum

Multiple Choice

Evaluate b+5 when b=9

• 14

• 13

• 10

• 15

Multiple Choice

Evaluate c+6 when c = 15

• 20

• 21

• 22

• 19

Multiple Choice

Evaluate x-10 when x=50

• 60

• 20

• 30

• 40

Multiple Choice

Evaluate x+y when x=4 and y=6

• 10

• 11

• 9

• 12

Multiple Choice

Evaluate 3y when y=9

• 30

• 15

• 27

• 33

Multiple Choice

Evaluate 5b when b=7

• 35

• 12

• 30

• 25

Multiple Choice

Evaluate $$\frac{n}{10}$$   when n=100

• 10

• 1

• 100

• 2

Multiple Choice

Evaluate $$\frac{x}{y}$$   when x=50 and y=10

• 2

• 25

• 10

• 5

Multiple Choice

Evaluate 2n+5 when n=3

• 9

• 10

• 11

• 6

Multiple Choice

Evaluate $$x^2$$   when x= 4

• 64

• 16

• 8

• 6

Multiple Choice

Evaluate y(7+3) when y=2

• 13

• 17

• 10

• 20

Multiple Choice

Evaluate x(10-y) when x=4 and y=5

• 60

• 40

• 20

• 30

Multiple Choice

evaluate 6a-20 when a=6

• -14

• 32

• -8

• 16

Multiple Choice

Evaluate 5x-y when x=2 and y=12

• 2

• 7

• -2

• 5