9. -7/12
10. -2.75
11. 1.844
12. 4.539
Answer:
I think it's d
Step-by-step explanation: Because they have equal sides and length
Sorry for my bad handwriting a notebook lol
Answer:
x=35
Step-by-step explanation:
2x+15+2x-10+x=180
combine factors
5x+5=180
-5 from both sides
5x=175
divide 175/5x
x=35
Answer:
x = 2
Step-by-step explanation:
logx + log(2x - 1) = log 6
Apply log rules,
x(2x - 1) = 6
2x^2 - 1x = 6
x = 2 (true) or x = -3/2 (False)