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eburnhisel2023
31.01.2021 •
Mathematics
Which value of x is a solution for the given equation?
A) 5
B) 7
C) 9
D) 13
2)
Which value of x is a solution for this equation?
7 − 4x = −12 − 3x
A) 5
B) 7
C) 19
D) 23
Solved
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Ответ:
1. C) 9
2. C) 19
Step-by-step explanation:
➡️![5x = 57 - 12](/tpl/images/1080/7015/ce2fe.png)
➡️![5x = 45](/tpl/images/1080/7015/c0397.png)
➡️
✅
‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐
➡️![- 4x + 3x = - 12 - 7](/tpl/images/1080/7015/75d9e.png)
➡️![- x = - 19](/tpl/images/1080/7015/8fdeb.png)
➡️
✅
Ответ:
D
Step-by-step explanation: