Answer:
1) 4
2) 65
3) 23
4) 88
Explanation:
1:
5x + 3 +15x + 5 = 88
20x + 8 = 88
20x = 80
x = 4
2:
15x + 5 Substitute 4 for x
15(4) + 5
60 + 5
65
3:
5x + 3 Substitutes 4 for x
5(4) + 3
20 + 3
23
4:
B is equal to the sum of A and C. Vertical angles are congruent.
65 + 23 = 88
Helping in the name of Jesus.