Answer:
its b.
Step-by-step explanation:
Answer:
The best and most correct answer among the choices provided by your question is the third choice or letter C. The total number of hours is 17.
For h>7
C=210+20(h-7)
C=210+20h-140
C=20h+70, h>7
410=20h+70
20h=340
h=17 hours
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Answer:
3/7
Step-by-step explanation:
Total students: 7
Amount drinking lemonade: 3
So, 3 out of 7 students are drinking lemonade, or 3/7.
<h3>The equivalent expression is 6 + 6x</h3>
<em><u>Solution:</u></em>
<em><u>Given expression is:</u></em>
9 - (3 - 6x)
We have to find the equivalent expression
Use the distributive property,
a(b + c) = ab + bc
Therefore, from given expression,

Combine the constants, 9 - 3 = 6

Thus the equivalent expression is 6 + 6x