Answer:
6
Step-by-step explanation:
this is how I calculate:
2x + x = 9
3x=9
x=3 girls
2(3)=6
6 boys
Answer: 24
Step-by-step explanation:
4x = y
4(6) = y
24 = y
What does it say I can’t see
-5x + x + 9 = -4x + 12
-4x + 9 = -4x + 12
-4x + 4x = 12 - 9
0 = 3 (incorrect)......no solution, because the lines are parallel and will never intersect