X^2+9x+7=0 Which number would have to be added to complete the square

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Jada has a monthly budget for her cell phone bill. last month she spent 120% of her budget, and the bill was 60$. what is jada’s monthly budget

Four quarts of a latex enamel paint will cover about 200 square feet of wall surface. how many quarts are needed to cover 98 square feet of kitchen wall and 52 square feet of bathroom wall