Determine the unknown number, which double of its fourth square is equal the fifth its square.
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this verbal math problem are needed these knowledge from mathematics:
Next similar examples:
- Unknown number 17
Milada said, I am thinking of a number such that I evaluate expression x1/3, the value of the expression would be 5. Which number Milada thinking?
- Divisible by 5
How many three-digit odd numbers divisible by 5, which are in place ten's number 3?
Is true for any number a,b,c equality:? ?
Determine the percentage rate of keeper interventions if from 32 shots doesn't caught four shots.
- Holidays - on pool
Children's tickets to the swimming pool stands x € for an adult is € 2 more expensive. There was m children in the swimming pool and adults three times less. How many euros make treasurer for pool entry?
- Simplify 2
Simplify expression: 5ab-7+3ba-9
Of the 80 people 50 people ill cancer. What percentage of people isn't ill?
Peter had a sachet of candy. He wanted to share with his friends. If he gave them 30 candies, he would have 62 candies. If he gave them 40 candies, he would miss 8 candies. How many friends did Peter have?
- Waiting room
In the waiting room are people and flies. Together they have 15 heads and 50 legs (fly has 6 legs). How many people and flies are in the waiting room?
Express the expression ? as the n-th power of the base 10.
The enrollment at a local college increased 4% over last year's enrollment of 8548. Find the increase in enrollment (x1) and the current enrollment (x2).
- Simple equations
Solve system of equations: 5x+3y=5 5x+7y=25
- One half
One half of ? is: ?
- Greg and Bill
Greg is 18 years old. He is 6 less than 4 times Bill's age. How old is Bill?
Production of television sets increased from 3,500 units to 4,200 units. Calculate the percentage of production increase.
Solve following system of equations: 6(x+7)+4(y-5)=12 2(x+y)-3(-2x+4y)=-44
- Percents - easy
How many percent is 432 out of 434?