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marie2061
30.09.2019 •
Mathematics
Solve for x: −4|x + 5| = −16
a. x = 21 over 4, x = −11 over 4
b. x = −1, x = 9
c. x = −1, x = −9
d. no solution
Solved
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Ответ:
| x + 5 | = -16/-4
| x + 5 | = 4
x + 5 = 4 -(x + 5) = 4
x = 4 - 5 -x - 5 = 4
x = -1 -x = 4 + 5
-x = 9
x = -9
solutions : x = -1 , x = -9
Ответ:
24.50
Step-by-step explanation: does anyone really read these? Okay so 30% of 35 is 10.50 and if you subtract that from 35 you get 24.50, MAGIC!