Answer:
Step-by-step explanation:
we have
----> equation A
----> equation B
Solve the system by substitution
step 1
isolate the variable x in the equation A
----> equation A1
step 2
Substitute the equation A1 in the equation B
Solve for y
2 1/2 groups of 4/5 fill in two. Another way of saying that is what is 2 divided by 4/5. The answer is 2 1/2.
~Deceptiøn
Answer:
x=9
Step-by-step explanation:
The triangle is equilateral which means the sides are equal.
x+9 = 2x
Subtract x from each side
x+9-x = 2x-x
9 =x
I pretty sure it either a or b because it shows 2 angles but there are 3 sides so i hope this helps you out
Answer:
2 ( x + 5 )
Step-by-step explanation:
You would factor the express by factoring out 2 from 2x + 10:
2 ( x + 5)