Answer:
4
Step-by-step explanation:
The answer is four because 10% of the whole tray (40) is 4
Equation:
.1 * 40 = 4
Answer: x=7
Step-by-step explanation:
3x=21
21 divided by 3 is 7
so x equals 7
Answer:
y=1.7x + 1.3
Step-by-step explanation:
16x + 15y =20
therefore we make the variable stand on its own
15y = 20 - 16x
Divide both sides by the variable which is 15.
it will be y= 1.3 - 1 7x
so therefore the answer is :
y= 1.7x + 1.3
Answer:
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Step-by-step explanation:
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