Can someone tell me how so solve this?

Solve each equation by graphing the related function. If the equation has no real number solution, write no solution.

x^2-9=0

Which of the following data could be graphed using a dot plot? Select all that apply. Time taken to complete a test. -Favorite pet. - Zip code. - Number of cars in a - household. - Number of siblings. - Distance driven to school.

Giselle works as a carpenter and as a blacksmith. She earns $20 per hour as a carpenter and $25per hour as a carpenter and 30 hours, and earned a total of $690.

Which of the following lines is parallel to the line y=-12x-6? Select one: a. y=-12x-6 b. y=2x+1 c. y=-12x+5 d. y=12x-3

The product of 12 and a number

5/6r=15 what is the value of r

The Rodriguez family went to dinner at Pasta Palace. Mr. Rodriguez ordered a meal for $6.25; Mrs. R ordered a meal for $7.50; the 2 children ordered individual pizzas for $4.99 each. The sales tax rate was 7.25% and they left a 15% tip.

If people blink about 13 times per minute, how many times do they blink in 7 hours?

Shawn made fudge brownies and peanut butter brownies. Each batch of fudge brownies makes 9 pans. Each batch of peanut butter brownies makes 7 pans. Shawn made 13 batches and ended up with 97 pans of brownies.

Twelve cubic inches of soda are left in a can that holds 20 cubic inches. What percent of the soda has been drunk? What percent of the soda is left in the can?

Is it true that (x+4) = x² + 16? Explain.