samymaria1344
22.10.2019 •
Mathematics
What is the value of x in this equation
[x+17]=20x
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Ответ:
0.90=X or 0.89=X
If it's not right, then i'm sorry :)
Ответ:
x + y = 29
5x + 2y = 100
Step-by-step explanation:
Total problems = 29
x + y = 29
Total marks for 5 point problems = 5*x = 5x
Total marks for 2 point problems = 2*y = 2y
Total marks = 100
5x + 2y = 100