Answer: 5x+3y=-18
Step-by-step explanation:
Answer: C. 12 girls
Step-by-step explanation:
B or c for the equation because it is 1-n
Answer: x = 15
Step-by-step explanation:
First, we will have to acknowledge that Angle M is a complementary angle (that means that it is 90 degrees) meaning that 2x° + 4x° will equal 90 degrees. So, let’s set up this equation.
90 = 2x + 4x
90 = 6x
= 
15 = x
Therefore, the x is 15.