Answer:
Divide the 1st equation by 2
a + 2c = 19
Divide the 2nd equation by 3
a + c = 13.5
Subtract the 1st equation and the 2nd equation
c = 5.5
Substituting back into the 2nd equation will give:
a + 5.5 = 13.5
a = 8
Step-by-step explanation:
Answer:
-2, -3
Step-by-step explanation:
-2*-3=6
-2+-3=-5
The answer is
tan42 = x / 5, so x = 5 <span>tan42 = 4.5
the answer is </span><span>4.5</span>
Answer:
.7 min per day
Step-by-step explanation:
3.5 ÷5=0.7
0.7×5=3.5 or 3 1/2
Answer:
r = 5 cm
V = 523.599 cm3
A = 314.159 cm2
C = 31.4159 cm
