SOLUTION: If 3^x+2^y= 995 and 3^x � 2^y= 473, find the value of x+y.

SOLUTION: If 3^x+2^y= 995 and 3^x � 2^y= 473, find the value of x+y.

Algebra.Com

Question 320905: If 3^x+2^y= 995 and 3^x � 2^y= 473, find the value of x+y.
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
2.
Add eq. 1 and eq. 2 together,

Then from eq. 1,

.
.
.

.
.
.

.
.
.

RELATED QUESTIONS
(x^y)=(y^x) ; (x^2)=(y^3) Find out the value of x and... (answered by math_helper)

if x+y=3 and x^2+y^2=6, find the numerical value of... (answered by greenestamps)

If x+y=1 and {{{x^3+y^3=19}}}, find the value of... (answered by greenestamps,ikleyn)

If x+y=16 and xy=3, find the value of a) x^2 +y^2 b)... (answered by ikleyn,josgarithmetic)

Find the value of x and y if... (answered by jim_thompson5910)

find the value for x^2 + y^2 if x + y=7 and x^3 + y^3 =... (answered by dkppathak)

If log{{x+y}/3}=1/2{logx+log Y}, then find the value of... (answered by rothauserc)

If x = 3 and y = -2 Find the value of... (answered by ikleyn)

If (x/3+1, y-2/3)=(5/3,1/3) , find the value of x and y. (answered by advanced_Learner)