Question

If y= 2x - 3, find the value of y when x=2

Answer 1

Y is 1 because 2 x2 is 4-3 is 1 quick maths

Answer 2

y=1

Explanation:

Plug in 2 for x in the original equation, this gives you y=2(2)-3. 2(2)=4 and 4-3=1 therefore y=1.