Question

Evaluate:a 2a+b when a=2,b=-1

Answer 1

$\Huge \bf{\red{Answer:-}}$

$\textbf {\underline {EVALUATION OF :-}}$

2a+b" when a=> 2, b=>-1

↪$\textbf{ (2)+(-1)}$

↪$\textbf {4-1=> 3}$

Answer 2

Answer:

if a = 2 and b= 1

Answer : 3

Step-by-step explanation:

It will be 2 x 2 + -1

2x2= 4

4 + -1

= 3

so 3 is the answer

NOTE : When 1 number and a letter are together with no multiplication sign then it means multiply. Because if we put multiplication sign then it will look like a letter x.