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Ahat [919]
3 years ago
9

I need help simplifying 7x + 3 - 2x + 9

Mathematics
2 answers:
choli [55]3 years ago
6 0

Answer:

5x + 12

Step-by-step explanation:

7x - 2x = 5x

3 + 9 = 12

Fudgin [204]3 years ago
5 0

Answer:

325555555

Step-by-step explanation:

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3 years ago
One third of a number reduced by 11 is equal to 4 more than the number
Alecsey [184]
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6 0
3 years ago
Given the equation
tatiyna

Answer:

A. Subtract x from both sides: (i.e. 5+x-12 = x-7 <--> 5-12 = -7)

This equation is identically true, so it holds no matter what x is.

B. This one is pretty self-explanatory

Step-by-step explanation:

u wrote the question wrongly the answer is in answer box

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8 0
3 years ago
Solve 12−5x−4kx=y for x.
IgorC [24]

Answer:

x = \frac{12-y}{4k+5}

Step-by-step explanation:

12-5x-4kx=y

1. Subtract 12 from both sides.

2.Distrubutive property (factor) a(b+c)=ab+ac

x(-5-4k)=y-12

  • Divide by -5-4k

x = \frac{y-12}{-5-4k}

= \frac{12-y}{4k+5}

5 0
3 years ago
What is the value of p so that the expression 4(5 + n) is equivalent to 4(n + p) ?
Gennadij [26K]

Answer:

5

Step-by-step explanation:

4(5+n)=4(n+p)

20+4n=4n+4p

4p=20

p=20/4

p=5

8 0
2 years ago
Read 2 more answers
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