Question

17. 3ab-[-(2ab+3a)+{3b-(a+ab)+3a}]​

Answer 1

Answer:

3ab-{-2ab-3a}+{3b-a-ab+3a}

3ab+2ab+3a+3b-a-ab+3a

3ab+2ab-ab+3a+3a-a+3b

4ab+5a+3b

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Answer 2

Answer:

STEP

1

:

Equation at the end of step 1

(a+2b) 1 (3b-a)

(——————————————-——)-—————————

((3•(a2))-3ab) 2b (2ab-2b2)

STEP

2

:

3b - a

Simplify —————————

2ab - 2b2

STEP

3

:

Pulling out like terms

3.1 Pull out like factors :

2ab - 2b2 = 2b • (a - b)

Equation at the end of step

3

:

(a+2b) 1 (3b-a)

(——————————————-——)-————————

((3•(a2))-3ab) 2b 2b•(a-b)

STEP

4

:

1

Simplify ——

2b

Equation at the end of step

4

:

(a+2b) 1 (3b-a)

(——————————————-——)-————————

((3•(a2))-3ab) 2b 2b•(a-b)

STEP

5

:

Equation at the end of step

5

:

(a+2b) 1 (3b-a)

(—————————-——)-————————

(3a2-3ab) 2b 2b•(a-b)

STEP

6

:

a + 2b

Simplify —————————

3a2 - 3ab

STEP

7

:

Pulling out like terms

7.1 Pull out like factors :

3a2 - 3ab = 3a • (a - b)

Equation at the end of step

7

:

(a + 2b) 1 (3b - a)

(———————————— - ——) - ————————————

3a • (a - b) 2b 2b • (a - b)

STEP

8

:

Calculating the Least Common Multiple

8.1 Find the Least Common Multiple

The left denominator is : 3a • (a-b)

The right denominator is : 2b

Step-by-step explanation:

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