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hoa [83]
3 years ago
15

(6x-7)-(4+3x)=13 PLS HELP​

Mathematics
2 answers:
Agata [3.3K]3 years ago
6 0

Step-by-step explanation:

Easy, remove the parenthesis

Since negative on positive is negative, it would be *underlined is changed equation*

6x-7- <u>4-3x</u>=13

combine like terms

6x-3x=3x

3x= <u>13+7+4</u> (Bring all numbers that are not x's to the other side) *changed is underlined* *nubers become positive if on the other side in this situation*

Add: 13+7+4

13+7=20

20+4=24

3x=24

24 divided by 3x

(whole numbers always come first in dividing)

*ignore the x's in 3x*

24 divided by 3(x) is obviously 8

So x would be 8

x=8

Cheers! Mark brainliest if really useful :D

klemol [59]3 years ago
3 0

(6x - 7) - (4 + 3x) = 13

6x - 7 - 4 - 3x = 13

(6x - 3x) + ( - 7 - 4) = 13

3x - 11 = 13

3x = 13 + 11

3x = 24

x =  \frac{24}{3}

x = 8

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