Answer the following questions: 2x+5, 11-3x, x²+4x, and x-7

1 answer:

NISA [10]3 years ago

4 0

Answer:

$2 x + 5 = \\ 2x = - 5 \\ x = \frac{ - 5}{2}$

$11 - 3x = \\ - 3x = - 11 \\ 11 = 3x \\ x = \frac{11}{3}$

$x - 7 = \\ x = 7$

x²+4x=??

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Alik [6]

Answer:

1.5

Step-by-step explanation:

divide 1/2 and add 1

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3 years ago

anzhelika [568]

Yea his answer is right ^^

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3 years ago

Tanya [424]

13 2/3
Hope this helped :)

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3 years ago

Anarel [89]

5x + 20 = 70
5x = 70 - 20
5x = 50
x = 50/5
x = 10

5(10) + 20 = 70
50 + 20 = 70
70 = 70

hope this helps :)

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3 years ago

Alina [70]

The Answer To Your Question is 1/2

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3 years ago

Answer the following questions: 2x+5, 11-3x, x²+4x, and x-7​