X+y=15
0.3x+0.6y=0.4*15=6
solve the system of equation.
Multiply equation one by 0.3: 0.3x+0.3y=4.5
subtract the new from the second equation: 0.3y=1.5
y=5
x=10
Answer:
yes beacajdkdnjdhdhds
Step-by-step explanation:
j
Answer:
The at least sign is ≥. So, h ≥ -12
Best Answer:<span> </span><span>694 m = 0.694 km
1hr = 3600 s
3600 × 0.694 = 2498.4 km/h</span>
Answer:
52°
Step-by-step explanation:
y= 180°-67°= 113°
x=180°-15°-113°=52°