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Evaluating Expressions with Substitution

Evaluating Expressions with Substitution

Assessment

Interactive Video

•

Mathematics

•

6th - 8th Grade

•

Practice Problem

•

Hard

•
CCSS
6.EE.A.2C, 8.EE.C.8B, 5.OA.A.1

+6

Standards-aligned

Created by

Emma Peterson

FREE Resource

Standards-aligned

CCSS.6.EE.A.2C
,
CCSS.8.EE.C.8B
,
CCSS.5.OA.A.1
CCSS.6.EE.A.1
,
CCSS.4.NBT.B.5
,
CCSS.3.OA.C.7
,
CCSS.8.EE.C.7B
,
CCSS.HSA.REI.C.6
,
CCSS.5.OA.A.2
,
The video tutorial demonstrates how to evaluate the expression 6 times the square of the quantity (5x - y - 9z) by substituting given values for x, y, and z. The process involves following the order of operations: simplifying within parentheses, calculating exponents, and performing multiplication and subtraction. The final result is verified using a calculator, confirming the expression equals 231 when x=2, y=3, and z=7.

Read more

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in evaluating the expression when given specific values for x, y, and z?

Performing addition

Multiplying constants

Simplifying exponents

Performing substitution

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of x used in the substitution?

Nine

Seven

Three

Two

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After substituting the values, what operation should be performed first inside the parentheses?

Addition

Multiplication

Division

Subtraction

Tags

CCSS.6.EE.A.2C

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of simplifying the expression inside the parentheses after substitution?

Three

Five

Ten

Seven

Tags

CCSS.6.EE.A.1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of seven squared?

35

21

49

14

Tags

CCSS.4.NBT.B.5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of multiplying six by 49?

63

147

294

231

Tags

CCSS.3.OA.C.7

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of multiplying nine by seven?

63

72

56

81

Tags

CCSS.6.EE.A.2C

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