Answer:17
Step-by-step explanation:
Answer:
2(x+10) = 3x-30 (reason: vertical angles are congruent)
2x+20 = 3x-30
20 = 1x-30
1x = 20+30
1x = 50
x = 50
Answer:
y = 8x-3
Step-by-step explanation:
Answer:
10=10
Step-by-step explanation:
3(x-3)-15 = 0
3(x-3) = 15
3x-9 = 15
3x = 24
x = 8