2 min and 7 sec plus 12= 2 min and 19 sec. Add 8 to the number 19, equals 26. It took Juan 2 min and 26 sec to finish.
Answer:
![x=44](https://tex.z-dn.net/?f=x%3D44)
m∠1=118°
m∠2=62°
Step-by-step explanation:
Part A: They are supplementary angles, so
![2x+30+62=180](https://tex.z-dn.net/?f=2x%2B30%2B62%3D180)
Simplify like terms,
![2x+92=180](https://tex.z-dn.net/?f=2x%2B92%3D180)
We subtract 92,
![2x=88](https://tex.z-dn.net/?f=2x%3D88)
Divide by 2,
![x=44](https://tex.z-dn.net/?f=x%3D44)
Part B:
∠
because ∠2 is vertical to 2x+30.
Plug in 44 for x,
∠![1=2(44)+30](https://tex.z-dn.net/?f=1%3D2%2844%29%2B30)
Simplify,
∠![1=118](https://tex.z-dn.net/?f=1%3D118)
∠
° because it is a vertical angle to the 62° angle.
Answer:
none of the answer above
the answer is X < -1/4
Step-by-step explanation:
7x-3x<1-2
4x<-1
x<-1/4
Answer:
C. 90
Step-by-step explanation:
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