Answer:
x=2;DE,EF=9,DF=5
Step-by-step explanation:
Since DEF is isoceles, you can set the equations
x+7 and 2x+5 equal to each other
x+7=2x+5, now solve for x
-x=-2,
x=2, now plug in for each side
DE,EF=9
DF=3(2)-1=5
Answer:
X<_200
Step-by-step explanation:
We know that if the number connot be more than 200 then the number is less than or equal to 200
10x + 35
If it is just the sum then it is this.
Answer:
A: 19
Step-by-step explanation:
x-8+5y
12-8+(5x3)
12-8+15
4+15
19
I hope this helps
Answer:
D
Step-by-step explanation:
Because 20000 is the power of ten and i wrote it down on paper
