3 years ago

Simplify the expression by combining like terms-7k-3+8j+4j-3k+18

1 answer:

3 0

Answer:

-10k+12j+15

Step-by-step explanation:

-7k-3+8j+4j-3k+18

-7k-3k+8j+4j-3+18

-10k+12j+15

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timama [110]

Make denominator same first.

1/2 - 1/6

3/6 - 1/6

Now subtract numerators

(3-1) / 6

2/6

Now simplify

1/3

Final answer: 1/3

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3 years ago

Brums [2.3K]

Let the width = x
=>length = 2x-1

91= x(2x-1)=2x^2-x
2x^2-x-91=0
=(2x+13)(x-7)
=> x=-13/2=> no
=>x= 7 cm

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Bingel [31]

Answer:

Step-by-step explanation:

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Simplify the expression by combining like terms-7k-3+8j+4j-3k+18​