2x-5y=14
2(1)-5y=14
2-5y=14
-5y=12
y=-2.4. Hope it help!
Distance=speed times time
distance/time=speed
distance=30km
time=2.5hr
distance/time=30km/2.5hr=60km/5hr=12km/1hr=12km/hr
her speed is 12km per hour
The answer is -14 . i think
We Know That:
2/5 = 0.4
3/5 = 0.6
So, We Can Say:
45/100 And 50/100 Are Between.
Simplify
9/20 and 1/2 Are Two Fractions Between 2/5 and 3/5
Answer:
C. a = 6 , b = 2√10
Step-by-step explanation:
Similarity triangles so
a/2 = 18/a
a^2 = 36
a = 6
b^2 = 2^2 + 6^2
b^2 = 4 + 36
b^2 = 40
b = 2√10
Answer
a = 6 , b = 2√10