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Step-4

Title: Simplify the expression by using algebric identities

Grade: 9-a Lesson: S3-L2

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

Lesson Steps

Step	Type	Explanation	Answer
1	Problem	Simplify the expression: \$ (5+4x) + (4x^2-13+9x) + (16-17x-3x^2) \$
2	Hint	Grouping like terms together	\$ (4x^2 - 3x^2) + (4x + 9x - 17x) + (5 - 13 + 16) \$
3	Step	After Simplification we get	\$ x^2 - 4x + 8 \$
4	Step	Answer	C

Step

Type

Explanation

Answer

Problem

Simplify the expression:
\$ (5+4x) + (4x^2-13+9x) + (16-17x-3x^2) \$

Hint

Grouping like terms together

\$ (4x^2 - 3x^2) + (4x + 9x - 17x) + (5 - 13 + 16) \$

Step

After Simplification we get

\$ x^2 - 4x + 8 \$

Step

Answer