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Step-4

Title: Add the like terms

Grade: 8-a Lesson: S1-L1

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

Lesson Steps

Step	Type	Explanation	Answer
1	Problem	Simplify the expression (-6ab + 3ab - (-7ab))
2	Formula:	By using basic operations	*(-) (-) = ( + )**
3	Formula:	By using basic operations	*( + ) (-) = (-)**
4	Step	After simplification we get	(-6ab + 3ab + 7ab)
5	Hint	ab as common
6	Step	Take ab as common	( -6 + 3 + 7 ) ab
7	Hint	Add the numbers
8	Step	After adding we get	4 ab
9		Answer	A

Step

Type

Explanation

Answer

Problem

Simplify the expression
(-6ab + 3ab - (-7ab))

Formula:

By using basic operations

(-) * (-) = ( + )

Formula:

By using basic operations

( + ) * (-) = (-)

Step

After simplification we get

(-6ab + 3ab + 7ab)

Hint

ab as common

Step

Take ab as common

( -6 + 3 + 7 ) ab

Hint

Add the numbers

Step

After adding we get

4 ab

Answer