Answer:
0.08*x + 0.09*(9000-x) = 750 dollars
0.08x + 810 - 0.09x = 750
-0.01x = 750 - 810 = -60 ====> x = %28-60%29%2F%28-0.01%29 = 6000.
Answer. $6000 was invested at 8%. The rest 9000-6000 = 3000 dollars were invested at 9%.
Check. 0.08*6000 + 0.09*3000 = 480 + 270 = 750 dollars. ! Correct !
have a great day
hope this help
a complementary angle is 90 degrees, so, if the angle measures 4 more than a complimentary angle, it is 94 degrees.
y=25x+5 is the final equation.
I hate to break it, but you ain't giving any information or numbers
The answer is 6x+5y-9=0.
The procedure is above.
