Question

Solve, using the substitution method.

j + k = 3
j – k = 7

A.
The solution is (8, 1)

B.
The solution is (5, –2)

C.
There is no solution.

D.
There are an infinite number of solutions.

Answer 1

B

Answer 2

b

Answer 3

b

Answer 4

thxs so much

Answer 5

from the second equation:
j = k + 7
now substitute this for j in the first equation to find value of k

Answer 6

Solve the given system, using the substitution method.

y = 4x – 6
8x – 2y = 14


A.
(14, 12)

B.
(12, 14)

C.
There are an infinite number of solutions.

D.
There is no solution.

Answer 7

plz don't just give the answer - read the website policy - you should guide the person to the solution

Answer 8

D

Answer 9

substitute y into the second equation and you will get 12 = 14 which is not true....so there are no possible solution

Answer 10

Solve, using the substitution method.

3x + 2y = 11
x – 2 = – 4y

Answer 11

(4, 0.5)

Answer 12

am I talking to the wall ??!!

Answer 13

shhh your being rude im only 9