System of equations - math word problems - page 66 of 107
Number of problems found: 2130
- The sides
The sides of a rectangle are in a ratio of 2:3, and its perimeter is 1 1/4 inches. What are the lengths of its side? Draw it. - Alice
Alice spent 5/11 of her money on a backpack. She has 42 dollars left. How much was her backpack? - Prism and wall diagonal
The ABCDA'B'C'D' prism has a square base. The wall diagonal of the AC base is 9.9 cm long, and the body diagonal AC' is 11.4 cm long. Calculate the surface area and volume of the prism. - Exchange Rate Pencils Erasers
Pupils exchanged pencils, erasers, and pens so that there were two pens for 15 pencils and three pencils for two erasers. How many erasers were there for one pen? - Soaps
Each box has the same number of soaps. A quarter of all boxes contain only white soaps, and in each of the remaining 120 boxes, there are always half the white soaps and half the green. White soaps total 1200. (a) the number of all soap boxes; (b) the sma - Two equations
Solve equations (use adding and subtracting of linear equations): -4x+11y=5 6x-11y=-5 - Sunflower Seeds Eating
Jana and Danka had a total of 125 sunflower seeds. When eating, Jana was smarter and ate 13 more seeds. They gave the last 6 seeds to the parrot. How many seeds did Jane eat, and how many did Dan eat? - Coordinates of the vertices
Calculate the coordinates of the vertices of a triangle if the equations of its sides are 7x-4y-1 = 0 x-2y + 7 = 0 2x + y + 4 = 0 - Two Shields Size Ratio
Calculate the larger of the two shields if you know that the smaller shield is a third of the larger one, and their sum is 48. - Oil Storage Cans Liters
We have to store seven cans of oil of 25 liters each in 45 cans, some of which are five liters and some three liters. How many three-liter cans and how many five-liter cans do we have? - Largest angle of the triangle
Calculate the largest angle of the triangle whose sides have the sizes: 2a, 3/2a, 3a - A bridge
The bridge over the river has the shape of an arc. The bridge is 10 feet above the water at the center of the river. At 27 feet from the river's edge, the bridge is 9 feet above the water. How wide is the river? - Savings distribution
Petr had 20% more savings than Jana, who saved half of what Markéta did. Together they saved CZK 2,520. How much CZK did each of them save? - Three Consecutive Integers Sum
Find three consecutive integers whose sum is -693. - Two melons
There are two melons in the box. Together they weigh 11 kg. The weight of green is 3 kilograms lower than three times the weight of yellow. What is the weight of a green melon? - A candle
A candle shop sells scented candles for $16 each and unscented candles for $10 each. Today, the shop sells 28 candles and makes $400. a. Write a system of linear equations that represents the situation. b. Solve the system to answer the questions: How man - Shoes Children Men Women
The store received a total of 666 pairs of children's, men's and women's shoes. Men were 2.5 times less than children, while children were 1.4 times more than women. Express in whole numbers the ratio of the number of pairs of children's, men's, and women - Masons Earnings Division Ratio
Three masons received 44,100 SK for plastering the house. This amount was divided according to the number of hours worked. The first received three times as much as the second, and the second received half as much as the third. Determine in what gradual r - Father 7
The father is six times older than his son. After four years, the father will only be four times older. What are their present ages? - 12 apples
Twelve apples and two loaves of bread cost 5.76, and 6 apples and three loaves of bread cost 7.68. How much is a loaf of bread?
Do you have homework that you need help solving? Ask a question, and we will try to solve it. Solving math problems.
