Question Solve the equation c=n21 Evaluate c×c21=n2×1Multiply the terms More Steps Multiply the terms c×c21Cancel out the common factor c 1×c1Multiply the terms c1 c1=n2×1Any expression multiplied by 1 remains the same c1=n2Cross multiply 1=cn2Simplify the equation 1=n2cSwap the sides of the equation n2c=1Divide both sides n2n2c=n21Solution c=n21 Show Solution