Answer:
x > -3
Step-by-step explanation:
-x < 9 + 2x
<em>+x +x</em>
<em />
0 < 9 + 3x
<em>-9 -9</em>
<em />
-9 < 3x
<em>divide </em><em>all</em><em> terms by 3</em>
<em />
-3 < x
x > -3
The unknowns in this problem are A. The number of boys and the number of girls in the class.
We know there are 7 more girls than boys, but because we don't know how many boys there are, we don't know how many girls there are.
Answer: 10
Step-by-step explanation:
25 + 20= 45
45 + ? = 6:00
A= 15
The answer is the first one, 35000.