2) The sum of the measures of angle X and angle Y is 90. If the measure of angle X is 30 less than twice the measure of angle Y, what is the measure of angle X?
A) 20
B) 35
C) 50
D) 65
3) The yearbook club is having a bake sale to raise money for the senior class. Large cupcakes are sold for $1.25 each and small cupcakes are sold for $0.75 each. If 105 cupcakes were sold for a total amount of $109.75, how many large cupcakes did the yearbook club sell?
A) 43
B) 55
C) 62
D) 16
4) Solve the following system of equations using substitution. What is the value of y?
2x+3y=105
x+2y=65
A) 15
B) 20
C) 40
D) 65
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Home » Mathematics » 2) The sum of the measures of angle X and angle Y is 90. If the measure of angle X is 30 less than twice the measure of angle Y, what is the measure of angle X?