Hey there!
Set up an equation. This would be 4+0.5x=12. You have to get x by itself, so subtract 4 on each side. You get 0.5x=8. Divide by 0.5 on each side to get x=16. Heidi purchased 16 tickets.
I hope this helps!
Answer:
∴ 2nd equation can be used to determine the length of other leg.
Which is known as 
Step-by-step explanation:
Given,
A Right Triangle has hypotenuse of
units and one leg has
units.
We know Pythagoras Formula for Right Triangle;

Here hypotenuse and one leg values in above equation and take
;



So 2nd equation can be used to determine the length of other leg.
The only way I can think of this is like...
c9 +4-7 = how many grams. so move 3 over then divide and simplify.
so 1/3 should be the amount you can eat
Answer:
the Pearson above me is right
Step-by-step explanation: