Answer:
D
Step-by-step explanation:
2x + 3y = 18
3x - 3y = 12
the 3y and -3y cancel and you add the other like terms
5x = 30
x = 6
plug x back into any of the equations
2(6) + 3y = 18
12 + 3y = 18
3y = 6
y = 2
answer is (6,2)
Answer:
answer its B
Step-by-step explanation:
Answer:
6.93 cm
Step-by-step explanation:
You have a right triangle (90°), so you do as follow:
If I understand correctly, you are looking for the hypotenuse so

That is equal to 
Answer:
T=306
Step-by-step explanation:
Simplify both sides of the equation and separate the variable
(or just times 51 by 6)
Answer:
36%
Step-by-step explanation:

So 36% of the team is in 6th grade.