Answer:
x = 15
Step-by-step explanation:
137+28=165
All angles in a triangle add up to 180
So 180-165 = 15
15 = x
Answer:
a and c
Step-by-step explanation:
Let the time at which the two friends are at the same distance be x. With this representation, the equation would be,
3x = 4(x - 5/60)
The value of x from the equation is 0.33, which has a units of hours. Since, we are in minutes.
minutes = (0.333)(60)
minutes = 20
Answer: 20 minutes
9^2 subtract the exponents. 9^-5 can't have that so flip the fraction.
----
9^7
1
--- is the answer
9^5
Answer:
-9+2x
Step-by-step explanation: