Question

solve for x x+1/2 -x-2/3=x+4/5+7/15

Answer 1

Step-by-step explanation:

x+1/2-x-2/3=x+4/5+7/15

x+1/2-x2/3-x-4/5=7/15

15x+15-10x-20-3x-12/30=7/15

15x-10x-3x+15-20-12=7/15×30

2x-17=14

2x=14+17

x=31/2

x=15.5

Answer 2

Answer:

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Question

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Solve for x:

x+2

9

−

x+3

5

=

x+1

4

;x



={−1,−2,−3}.

Medium

Solution

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Correct option is A)

Given

x+2

9

−

x+3

5

=

x+1

4

⇒

(x+3)(x+2)

9(x+3)−5(x+2)

=

x+1

4

⇒

(x+3)(x+2)

9x+27−5x−10

=

x+1

4

⇒(4x+17)(x+1)=4(x+3)(x+2)

⇒4x

2

+17x+4x+17=4x

2

+12x+8x+24

⇒21x+17=20x+24

⇒x=7