Answer:
Step-by-step explanation:
B and C
Answer:
10
Step-by-step explanation:
7-(-3)
=7+3
=10
Hope this is helpful
Answer:
2)

collect like terms

move the constant to the right hand side and change its sign.

Subtract the numbers

Divide both sides of the equation by 8

B. Complementary means totaling 90 degrees, and supplementary means totaling 180 degrees.
1. I feel the need to explain things first before I write the numeric value.
Let x be the total number of students in the school. 25% of this value is given to be 35.
(0.25)x = 35
The value of x is 140. 75% of this value is the answer which is equal to 105.
2. Let y be the alternative schools. With this, the number of charter schools is 2x - 6 which is equal to 52
2x - 6 = 52
The value of x is 29. Therefore, there are 29 charter schools.