Step-1

Title: Determine the value of an expression

Grade: 8-a Lesson: S1-L8

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 z = 1
\$3/5z + z^2 \$

2

Step

Now substitute z value in the expression

\$ 3/5(1) + 1^2 \$

3

Step

After simplification we get

\$3/5 + 1\$

4

Hint

Taking LCM as 5

5

Step

After simplification

\$ (3 + 5)/5 \$

6

Step

After simplification we get

\$8/5\$

7

Answer

B


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