Step-2

Title: Substitute the variable in the expression

Grade: 7-a Lesson: S1-L7

Explanation: Hello Students, time to practice and review the steps for the problem.

Lesson Steps

Step Type Explanation Answer

1

Problem

Determine the value of an expression when y = 6:
\$ y/4 + 10 - 3/y \$

2

Hint

Substitute y value in the expression

\$ (6)/4 + 10 - 3/(6) \$

3

Step

After simplification

\$ \cancel6^3/\cancel4^2 + 10 - \cancel3^1/\cancel6^2 \$

4

Step

After cancellation

\$ 3/2 + 10 - 1/2 \$

5

Step

Taking 2 as LCM

\$ (3 + 20 - 1)/2 \$

6

Step

after LCM

\$ 22/2 \$

7

Step

by cancellation of the terms

\$ \cancel22^11/\cancel2^1 \$

8

Step

after cancellation

11

9

Answer

C

Tutor: Questions

Seq Type Question Audio

1

Problem

What did you learn from this problem?

2

Clue

What did you learn from the clues?

3

Hint

What did you learn from the Hints?

4

Step

What did you learn from the Steps?

5

Step

How can we improve the Steps?


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