Choose the correct expression for: 10 decreased by 3x O A. 10+ 3x B. 10 – 3x O C. 3x (10) OD 10 OE 3x - 10

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.

If mary had 320 toy cars and she gave her friend 50 cars and then she gave her brother 72 more cars how much toy cars would mary have left ● explain with proper details