Find b mark as brainlest

Sherina wrote and solved the equation. x-56=230 x-56-56=230-56 x=174 what was sherina’s error? sherina’s work is correct. sherina only needed to subtract 56 from 230. sherina made a subtraction error when subtracting 56 from 230. sherina should have added 56 to both sides of the equation.

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x

The answer is 7.2 how would you put this as money