Algebra - practice problems - page 4 of 312
Number of problems found: 6222
- Fredrik
Fredrik knows that x² + ax + b = 0 has only one solution, and this is x1 = - 3/2 Find the values of a and b. - Evaluate complex eq
If z=x+yi and 3x+(3x-y)i=4-6i then z= - There 33
There is a number that is three-fifths the total of the other number. When four is added to one of the numbers, their sum will be equal to the other number. There are two pairs of numbers that satisfy these descriptions. What are they? - I added
I added 10 to 3 times a number; the result is equal to 4 times the number. What is the number? - The 8th
The 8th term of GP is greater than the 5th term, and the 10th term is 10 times the 2nd term find: 1) the common ratio 2) 20th term - Fraction equation 3/5 of a number is 6, more than 1/5 of the number. What is the number?
- On monday 2 On Monday, 1/4 of the workers were absent. On Tuesday, only 1/6 of the workers were absent. If 12 more workers were absent on Monday than on Tuesday, how many workers are there altogether?
- Solve 24
Solve the following equation and answer as a reduced, mixed number. Then, place the correct number in the box provided. 4(2x -3) + 8(x - 4) = 2(2x + 6) - Stephen
Stephen was thinking of a number. Stephen halves the number and gets an answer of 44.3. Form an equation with x from the information. - Complex equation If c - d = 2 and c = 12 + 7 i, find d. Write the result in the form of a + bi.
- Represent 13
Represent the verbal expression as an algebraic expression. A number x decreased by 10? - Solve 23
Solve the following inequality: 4 - ½ (2 x - 3) < 1/3 (5 - 3 x) - Solve 20
Solve an equation with fractions: 5 1/2 - blank equals 23/4. - Here are 2
Here are two sets: A:={{1,2},{1,4},{2,4}} and B:={{1,4},{1},{2},{4,2}}. How large is |A∩B| - Tables and chairs 2
If the cost of 1 chair is Rs.x and the cost of 1 table is Rs.y, then find the cost of 5 chairs and 6 tables. - John has
John has read the first 114 pages of a novel. He has read 3 pages less than one-third of the novel. Write an equation to describe the total number of pages p in the novel, and find the value of p. - Reduce 9
Reduce the fraction 16/24 to the lowest terms. - Fruits
2/3 of the fruits are cherries, and the rest are grapes. I sold 1/2 of the cherries and 1/4 of the grapes. If I had 280 left, how many fruits had I at first? - Twice 3
Twice a certain number is added to 10. If the result is minus fourteen. Find the number - The sum 38
The sum of two decimal numbers is four. Their difference is one. What are the numbers?
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