Answer:
x-17.5
Step-by-step explanation:
angles in a triangle add to 180
3x+8+(2x-3)+5x = 180
simplify(collect like terms):
10x + 5 = 180
solve:
10x = 175
x=17.5
24 because 12 times 2 is equal to 24
Answer: it’s B
Step-by-step explanation:
Answer:
3+3x+7 or 3x+10
Step-by-step explanation: