Which systems below would be most easily solved using the substitution method?

a) 4x+y=1, x-2y=8

b) 2n=3m+12, 5m+2n=-4

c) 2x-y=10, - 6x+3y=12

d) 2x+y=3, 4x-3y=1

Each batch of cookies requires 1/3 cup of floor how many batches of cookies can be made with 7 cups of flour

A book of stamps costs $9.80 $ 9. 80. The expression 9.8 9. 8 n represents the price of one stamp. What does the variable n represent?

13. This shows a part of a multiplication table. Find the missing numbers. Explain how you found the numbers 35 40

What're all the numbers divisible by 2 and 6?

The institute of medicine determined that a man should drink 3L a day and a woman should drink 2.2L. Mr. Morrison drank 880mL of water at breakfast Miss Morrison drank 700 mL.

A city known for it temperature extremes started the day at - 5 degrees farenheit. the temperature increased by 78 degrees farenheit by midday and then dropped 32 degrees by nightfall

Given: If a parallelogram has 4 congruent sides, then it is a rhombus. In Parallelogram ABCD, AB = BC = CD = DA What can you conclude? A) ABCD is a square B) ABCD is a rhombus C) ABCD is a trapezoid D) ABCD is a rectangle

The perimeter of a rectangle is 24 meters and it's length is 3 times the width. What is the length and width of the rectangle

Emily biked 9 miles in 3/4 hours. Which expression can she use to find her unit rate in miles per hour?

The perimeter of the triangle is greater than 14 yards and less than 17 yards. Which inequality represents the possible values of x?