Equations practice problems - page 187 of 239
Number of problems found: 4769
- Spain vs USA
Spain lost to the US by four goals. In the match, the total fell by ten goals. How many goals gave Spain, and how did the United States? - Blackberries
Daniel, Jolana, and Stano collected 34 blackberries together. Daniel collected eight blackberries more than Jolana, and Jolana 4 more than Stano. Determine the number of blackberries each collected. - Unknown number 6
Find the unknown number, which is by 1.5 greater than its fourth. - Linear imaginary equation
Given that 2(z+i)=i(z+i) "this is z star" Find the value of the complex number z. - Ball game
Richard, Denis, and Denise together scored 932 goals. Denis scored four goals over Denise, but Denis scored 24 goals less than Richard. Determine the number of goals for each player. - Football match 4
They lost three goals for the Germans in a football match with Italy. Fell five goals in the match. Determine the number of goals of Italy and Germany. - Bookshelve
Bookshelves with an original price of € 200 have twice become cheaper. After the second 15% discount, the price was € 149.60. Determine how much % becomes cheaper for the first time. - EQ2
Solve a quadratic equation: 2x²- 2(x-7)²+5x=0 - The car
The car traveled the distance between A and B for four hours. If we increase the average by 17 km/h, the car travels this distance an hour earlier. Determine the initial speed of the car and the distance between A and B. - The creek
Workers cleaned the creek within three days. On the first day, cleanse one-fifth of the creek's length; the next day, 40% of the stream's length; and on the third day, 8 km length of the creek. How long is a creek? - Jam
A jar with jam weighs 800 grams. Jam weighs three times as much as the empty glass. What is the weight of the jam that is in the glass? - Solve equation
Solve equation: [(a²)+3]1/2 + [(a²)-3]1/2 = 5 - Trapezoid
Trapezoid ABCD a = 35 m, b=28 m c = 11 m and d = 14 m. How to calculate its area? - The deposit A deposit of € 2,612.5 was placed for one year at an annual rate of 4.5%. After one year, the amount rose to € 2,612.5. Find the initial deposit.
- Equation 11
Solve equation: 0=y-1,2.(y-1,5) - Alfa beta gama
The triangle's interior angle beta is 10 degrees greater than the angle alpha, and the gamma angle is three times larger than the beta. Determine the size of the interior angles. - Remuneration
Total remuneration for workers is 47,000 CZK. The second worker received 20% more than the first and the third 4000 CZK less than the second employee. How many CZK does each receive? - Jane class
When asked how many students were in class, Jane said, "If we increase the number of students in our class by 100% and then add half the number of students, we get 100." How many students are in Jane's class? - Factory
In the factory, workers work in three shifts. Half of all employees work on the first shift, a third on the second shift, and on the third shift 200 employees. How many employees work at the factory? - Boys and money 270 USD boys divided so that Peter got three times more than Paul, and Ivan had 120 USD more than Paul. How much was each received?
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