Question

I need step by step help how to work this out​

Answer 1

Answer:

31.73

Step-by-step explanation:

$3x^{2} +5y$

x = 2.1

y = 3.7

Substitute;

$3(2.1)^{2} +5(3.7)=3(4.41)+18.5=13.23+18.5=31.73$