Answer:
13
Step-by-step explanation:
if x = 5, substitute x for 5
3(5) - 2
now multiply
15 - 2
and subtract
13
Answer: 7.7%
Step-by-step explanation: First find the increase in height by subtracting 52 from 56. 56-52=4.
To find what percent this is of 52, divide 4 by 52. 4/52=0.0769. Then convert this from a decimal to a percent by multiplying by 100. 0.0769*100=7.69.
I just rounded it to the nearest tenth, you can change it how you need to.
Answer:
50
Step-by-step explanation:
Answer:
see explanation
Step-by-step explanation:
On each median the distance from the vertex to the centroid is twice the distance from the centroid to the midpoint, or
the distance from the centroid to the midpoint is one third of the median
23
LF = 2 × HL = 2 × 30 = 60
HF = HL + LF = 30 + 60 = 90
24
KL = KE = × 15 = 5
LE = 2 × KL = 2 × 5 = 10
25
LJ = DL = × 24 = 12
DJ = DL + LJ = 24 + 12 = 36
Answer:
x=5
Step-by-step explanation:
Isolate the variable by dividing each side by factors that don't contain the variable.