# Number unknown

Adela thought the two-digit number, she added it to its ten times and got 407. What number does she think?

**Result****Leave us a comment of this math problem and its solution (i.e. if it is still somewhat unclear...):**

**Showing 0 comments:**

**Be the first to comment!**

Tips to related online calculators

Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation?

#### You need to know the following knowledge to solve this word math problem:

## Next similar math problems:

- Unknown number xyz

Find the number that its triple is 24. Solve by equation. - Seven times

Which number seven times is just as higher as 27, how much is smaller than 29? - Number of songs

Write an expression for the number of songs they need for this show. Evan and Peter have a radio show that has 2 parts. They need 4 fewer than 11 songs in the first part. In the second part, they need 5 fewer than 3 times the number of songs in the first - I think

I think a number. When I multiply it by five, and after that I subtract 477, I get the same number as if I multiplied it twice. What number do I think? - What is missing (1000)

What number is to add to get 1000? - Equation with one variable

Solve the following equation with one unknown: 5(7s + 5) =130 - Cords joining

Mum needs 6 cords long 360cm long. How many does she need when they are sold at 9 meters and does not want to join it up? - Roman numerals

Write numbers written in Roman numerals as decimal. - Expression

If A=2 B=3 evaluate expression A(B+A) and multiply it by A - Summand

One of the summands is 145. The second is 10 more. Determine the sum of the summands. - Product

Result of the product of the numbers 1, 2, 3, 1, 2, 0 is: - Eq1

Solve equation: 4(a-3)=3(2a-5) - Six te 2

If 3t-7=5t, then 6t= - Hotel

The rooms in the mountain hotel are double and triple. Double rooms are 25 and triple are 17 more. How many rooms are there in this hotel? - Discount

The new phone was discounted by 2800kč. After this discount, 5 phones cost 5530 CZK more than 3 phones before the discount. How much did the phone cost before the discount? - If-then equation

If 5x - 17 = -x + 7, then x = - Jan and Dan

Jan and Dan had the same money. Jan bought 5 workbooks and left him 15 CZK. Dan 6 and left him nothing. How much money have in total?