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erastovalidia [21]
3 years ago
6

Solve 3x+12+7= -5x -5 for x

Mathematics
2 answers:
Ber [7]3 years ago
7 0
-3 is the answer
Hope it helps
irga5000 [103]3 years ago
7 0

\fbox{Answer ~}

Here ,

\bold\purple{3x + 12 + 7 =  - 5x - 5} \\\\\bold{3x + 19 =  - 5x - 5}

gather and solve the like terms together ,

\bold{3x + 5x =  - 5 - 19} \\\\ \bold{8x =  - 24}  \\\\\bold{ x = \cancel{ \frac{ - 24}{8} }} \\  \\\bold\red{ x =  - 3}

hope helpful~

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<u>Step-by-step explanation:</u>

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+  <u>g(x) =          x + 1   </u>

(f+g)(x) = x² + 4x + 3

Note: This answer is based on f(x) having an x² (since the squared is missing from your question).

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3 0
3 years ago
22 = 5c + 3c - c +8<br>Please solve for c.​
bogdanovich [222]

Answer:2=c

Step-by-step explanation:

22=5c+3c-c+8

22-8=5c+3c-c+8-8

14=5c+3c-c+0

14=5c+3c-c

14=8c-2

14=7c

14/7=7c/7

2=c

Check answer by pluging 2 in for c.

5*2+3*2-2+8

=10+6-2+8

=16-2+8

=14+8

=22

The final answer is 2=c

4 0
4 years ago
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Stels [109]

Answer: This answer for this is A

Step-by-step explanation: Hope this help :D

4 0
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