How to solve quadratic equations when a is greater than 1?

If the coefficient of x2 is greater than 1example 1: get the values of x for the equation 2x2 – 14x + 20 = 0.step 1: find common factors if you can.step 2: find the factors of (x2 – 7x + 10)step 3: find the factors whose sum is – 7: step 4: write out the factors and check using the distributive property.