Answer:
The solutions to the system of the equations by the elimination method will be:

Step-by-step explanation:
Given the system of the equations



solving the system of the equations by the elimination method













Rearranging the equations

solve
for z:


solve
for y:





solve
for x:




Therefore, the solutions to the system of the equations by the elimination method will be:

Answer:
Step-by-step explanation:
-----------
5/7 can be written as 0.714285
-----
7/9 can be written as 0.777
∴ An irrational number between 5/7 and 7/9 is 0.72010010001.....
or u ca write other numbers also like
0.73010203.....
0.74090080007.....
Answer:
Below.
Step-by-step explanation:
I can't read it very well but one equation might be
2x + 8 = 3x - 12
(because the opposite sides of a parallelogram are congruent.
Answer:
C) 84
Step-by-step explanation:
Apples went up 0.75 a lb
p is the start price so new price is p + 0.75
we buy 3 lbs
3 ( p+ 0.75) = 5.88
now solve
3p + 2.25 = 5.88
-2.25 -2.25
3p = 3.63
/3 /3
p = 1.21 a lb