Isolating a variable in the formula - math word problems - page 27 of 144
Number of problems found: 2871
- The third 2
The third term of an arithmetic sequence is -12, and the seventh term is 8. What is the sum of the first 10 terms? - AP - general term
Find the sum of the first 12 terms of the arithmetic sequence whose general term is an=3n+5. - Difference 79094
Trapezoid, gamma angle=121°, alpha angle=2 thirds of delta angle. Calculate the angle difference alpha, beta - Rectangle - area and width
The length of the rectangle is 1 cm more than its width. Its area is 4 cm². What is its width? - Trapezoid 78904
Calculate the middle crossbar of a trapezoid whose area is 111.8 cm² and height 6.5 cm. - A sports
A sports tournament has "n" teams. Each team has 17 players. Using "n", write an expression for the total number of players. - What are 3 What are the five arithmetic means between 2 and 44?
- Common difference 2 What is the common difference of the arithmetic sequence with 20 terms, whose first term is 5a+b and the last term is 43a+20 b?
- Use AP sum formula If x+3x+5x+7x+...+87x=5808, what is the value of x?
- The product 9 The product of the third and second terms of the arithmetic progression is 3000. If the common difference is 10, find the first term.
- Calculate 78514
The block has a length of 12 cm and a width of 0.6 dm. The height is the same size as the edge of a cube whose volume is 64cm³. Calculate the volume of the cuboid in cm³. - View angle
We see the tree on the opposite bank of the river at an angle of 15° from a distance of 41 meter from the river bank. From the bank of the river, we can see at an angle of 31°. How tall is the tree? - AP five members Give the arithmetic sequence of 5 terms if the first term is 8 and the last term is 100. Show your solution.
- Five children
Five children in a family are weighed, and their weights are recorded as follows: Dave weighs 46 kg. Dave and Ann weigh 84 kg. Ann and Mark weigh 74 kg. Mark and Carol weigh 50 kg. Eli, Ann, and Carol weigh 100 kg. Find the weight of each person. - Fenced 78064
I bought 51m of wire, fenced off a square garden, and had 3m of wire left. What is the size of the garden?
- Geometry: 78014
Good day, Even though it is a trivial task, I don’t know how to deal with it. This is analytic geometry: Find all integers a, b, and c such that the line given by the equation ax+by=c passes through the points [4,3] and [−2,1]. Thank you for your answer - Solve 16
Solve for the value of the variables x: y:30=3:21 - Cuboid's diagonal
The cuboid has a body diagonal u=25 cm, and side b is one-third longer than side a. What is the volume of the cuboid? - Fencing
Ruby is purchasing fencing to go around a rectangular lot which is 4x + 9 feet long and 3x - 5 feet wide. Which expression represents the amount of fencing she must buy? - Once simplified
Once simplified, which of the expressions below has a value between 20 and 30? Select all that apply. A) 32÷8×514 B) -18÷6×9 C) 4×12÷2 D) 12×413÷(-2)
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