Answer: D, 120
Step-by-step explanation:
If a trendline is drawn, 120 would be most accurate.
Answer: 56 purple marbles.
Step-by-step explanation:
Let be "p" the number of purple marbles in the bag and "w" the number of white marbles in the bag.
You can set up the following System of equations:

You can use the Substitution method to solve the System of equations. The steps are shown below:
1. You need to substitute the second equation into the first equation:

2. Now you must solve for "w":

3. Substitute the value of "w" into second original equation and then evaluate in order to find the value "p":

Answer: It’s a vector
Step-by-step explanation: AP EX approved
Answer:
60
Step-by-step explanation:
40+ 20
60
this is your answer
It's an isosceles triangle, so the angles at the base are congruent:

The triangle XYW is a rectangular triangle.
We know that the sum of the measures of angles in a triangle is 180°.
Therefore we have the equation:

Answer: 73