Answer:
The answer is A on the last question.......
Step-by-step explanation:
A = a+b/ 2 h the / is a fraction btw.
Giovanni purchased 20 adult tickets and 5 child's tickets.
Step-by-step explanation:
Let,
x = Adult tickets
y = Child's tickets
According to given statement;
x+y=25 Eqn 1
One adult ticket costs $14 and one child ticket costs $8, therefore,
14x+8y=320 Eqn 2

Putting value of x in Eqn 1;

Giovanni purchased 20 adult tickets and 5 child's tickets.
Keywords: Linear equations, Addition
Learn more about linear equations at:
#LearnwithBrainly
<h2>Answer:</h2><h2>47.25</h2><h2 /><h2>Hope this helps!!</h2>
2x4+3x5(5x6)+2x6 =
2x4+3x5x30+2x6=
8+15x30+12=
8+450+12=
470