SOLUTION: solve What is the two integers whose sum is 3 and whose difference is 11?I

Question 970932: solve What is the two integers whose sum is 3 and whose difference is 11?I
Found 2 solutions by Fombitz, rothauserc:
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

Add the equations,

Then,

Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
we are given two equations in two unknowns,
x + y = 3
x - y = 11
add the two equations
2x = 14
x = 7, y = -4
********************
check answer by substituting for x and y in second equation
7 - (-4) = 11
7 + 4 = 11
11 = 11
our answer checks

RELATED QUESTIONS
what are two integers whose sum and difference is... (answered by solver91311,stanbon)
what are the two numbers whose sum is 38 and whose difference is... (answered by John10)
Find two positive integers whose sum is 48, and whose sum also equals twice their... (answered by xcentaur)
Find two numbers whose difference is 10 and 1/6 of whose sum is... (answered by Fombitz)
Find two numbers whose difference is 10 and {{{ 1/6 }}} of whose sum is... (answered by jojo14344)
Find two numbers whose sum is 11 and whose difference between their squares is 33? (answered by Fombitz)
Find two numbers whose sum is 21 and whose difference is 11 (answered by ikleyn)
Find two numbers whose sum is 11 and whose difference between their squares is... (answered by ikleyn)
Find two integers whose product is -18 and whose sum is 3. Also, find two integers whose... (answered by solver91311)