State the value of x in the following equation: 2(4x + 6) = 78

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

On a piece of paper graph f(x)=5•(0.4)^x

William invested $5000 in an account that earns 3.8% interest, compounded annually. the formula for compound interest is a(t) = p(1 + i)t. how much did william have in the account after 6 years? (apex)