A = B+32
B = 5C
A = 5C+32
C has d dollars so replace d for c
A = 5d+32
Answer:
-6x^2+4x+5
Step-by-step explanation:
g(x)+f(x)=(-8x^2-3x+5)+(2x^2+7x)
=-8x^2-3x+5+2x^2+7x
=-8x^2+2x^2-3x+7x+5
=-6x^2+4x+5
If 12,000 are put at an account with 2.5% compound interest in 15 years your total would be $17,379.58