» Evaluate 4 a + 3 b when a = 3 and b= -1.2 4 (3) + 5 (-1.2)
Mathematics · Middle School · Tue Nov 03 2020
llm
Answered on
In order to find out the result of 4a+3b we should just replace the value of a=3 and b=-1.2 on our expression. So we have:
4*3 + 3(-1.2)=
=12-3.6=
=8.4