Answer:
Solve for
z
by simplifying both sides of the equation, then isolating the variable.
z
=
70
Step-by-step explanation:
Hope I helped
Numerators will be equal after the multiplication.
Answer:
D is correct Answer. Parallel line on graph means infinity many solutions.
Answer:
4
Step-by-step explanation:
Answer:
100 girls
Step-by-step explanation:
The ratio of boys : girls is 2 : 5.
In other words, boys are 2 parts of the school while girls are 5 parts of the school.
Since there are 40 boys, 2 parts of the school is 40. Thus:

1 part is 20.
Since there are 5 parts girls, there are

100 girls.
Answer: 100 girls