Can someone please help me???

-5x+y=35
3x+2y=-21

(Use substitution method)

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

A. use the formula for continuous compounding with the original example: $1000 invested at 2% for 1 year. record the amount to 5 decimal places. use a calculator. b. compare it to the result using the original compound interest formula with n = 365 calculated to 5 decimal places. which has a larger value? explain.

What is the measure of angle x? answer