Solve the system of equations y=-5x-7 and 5x+y=-3 using a graphical method

Em certa adição de três números naturais consecutivos, o menor deles é 49. Qual deve ser a soma?

Evaluate (-1) - 8 + (-7) - (-5)

What is 2 times 1 1/4 =

Evaluate the expression. 4 (x+8) for x = 6

Shandra has already written 16 pages of her research paper and she expects to write an additional 5 pages per hour. How many total pages, y, would she have worked for x hours?

Which of the following is the greatest? A. 40% of 30 B. 3/5 of 25 C. 6.5% of 200 D. Five more than the square of 3 E. 1/2-4

3 more than the product of 7 and a number x is less than 26. Write an inequality for the statement above. Find the solution set for X. Write the solution using a fraction or integer.

Use the graphing calculator to find all the zeros of the polynomial function. f (x) = - 4x^3+9x^2+3x-6 Round to the nearest hundredth. If there is more than one answer, separate them with commas.

Is 5x6=30 and 30 divided by 5=6 the same? Explain.

For a family gathering, Marcos uses the recipe below to make a lemon-lime punch 1/4 gallon lime juice 2/3 gallon lemon juice 1 1/4 gallons carbonated water How woul you decide the size of a container you need for one batch of the Lemon-Lime Punch?