smartgirl9989
16.09.2020 •
Mathematics
4x + 5 = 25 what is x?
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Ответ:
4x + 5 = 25
-5 -5
4x = 20 (divide 4 from each side)
x = 5
Ответ:
Step-by-step explanation:
Let us see...
y is the price.
y
Then, 18% off. This is:
y - (y*0.18) = 0.82*y
Then, we add 8%, so now it's 1.08% of this expression:
1.08*(0.82y)