What is the value if x in the solution to this system of equations?

Y+2x=-1

Y=1/2xt4

Travis is building a retangular table that is 5 blocks wide and 7blocks long. how many bloxks does he need ro build the table. we came up with 35

2. Correlation basics Which of the following statements about correlation are true? Check all that apply. If the correlation between two variables is - 1, it indicates a perfect negative linear relationship between the two variables.

The expression P (4, 3) is equal to:

A human baby weighs 6.7 pounds. It weighs 2.8 pounds more than a baby chimpanzee. Write and solve an equation to find the weight of the baby chimpanzee.

The length of a rectangle is six times the width. if the perimeter of the rectangle is 112 in, find it's area. ? in^2

A bag contains rubber bands with lengths that are normally distributed with a mean of 6cm of length, and a standard deviation of 1.5cm. What percentage of the rubber bands can be expected to be shorter than 3cm?

You get dressed in the morning without looking at the colours of the clothes you choose. Your shirts are white or blue, your pants are black, red, or yellow, and your shoes are brown or black.

Melissa had 7 pages of homework! She only completed 5 before her soccer practice. Choose the division problem that shows what fraction of pages she finished before practice.

Declan has n baseball cards sam has 4 times as many baseball cards as declan amaya has 7 fewer baseball cards than sam which expression represents the number of baseball cards that amaya has

What does it mean for a number to be irrational?