Complete the equations so that they have a solution of -2
X-blank=-4
X/2=blank

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.

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x