Answer:
5/8
Step-by-step explanation:
How much pizza is left between Mary and Hector combined?
Since both had a medium pizza, we'll say the pizzas were the same size.
So, we just have to make the sum:

The addition is easy since both members of the addition have the same denominator (8). So, we just have to add up the numerators.
Since 5/8 is already expressed to its most simple expression, that's the answer.
Answer:
B
Step-by-step explanation:
if you reflect a shape over the y axis all the numbers stay the same. The only thing that changes is the sign of the x values
so all of the values were positive in the preimage but now they're positive if that makes sense
Answer:
1/4 * 1/2 = 1/8
Step-by-step explanation:
1/4 chance of choosing an 'm'
1/2 chance of getting tails
Probability of both events = 1/4 * 1/2 = 1/8
Answer:
m = 
Step-by-step explanation:
Given
q =
( multiply both sides by 2 to clear the fraction )
2q = 3ym ( isolate m by dividing both sides by 3y )
= m