echo29 echo29
  • 14-01-2022
  • Mathematics
contestada


What is the solution of the equation expressed in the bar model below?

What is the solution of the equation expressed in the bar model below class=

Respuesta :

saltedpasta
saltedpasta saltedpasta
  • 14-01-2022
The bar model is showing you that the sum of the bars on top is equal to the bars on bottom. So,

(5 - x) + (5 - x) = 50

Remove brackets

5 - x + 5 - x = 50

Add up the terms to make it bestee

10 - 2x = 50

Subtract 10 from both sides

-2x = 40

Divide by -2 on both sides

x = -20 is your answer


Answer Link

Otras preguntas

the nth term of a sequence is 3n+2 work out the first three terms of the sequence
Which is not a result of regulation, or government intervention in a market? lowering the costs of production of a good influencing the price of a good
What new technology helped farmers to grow crops easier?A. the steel plowB. the reaperC. the cotton ginD. barbed wire
Write 0.75 repeating as a fraction
As american troops were preparing to enter iraq in 2003, there was a tremendous dispute between what two entities about the validity of intelligence coming out
What happens when cupid shoots an arrow
How to convert 80 kg = g
The theoretical probability of choosing a green marble is 1/3. If there are 18 marbles in the bag, how many marbles would you expect to be green? A. 3 B. 6 C.
Which revision best fixes the mistake in parallel structure in the sentence? This wet suit is designed for surfing or to dive. This wet suit is designed for usi
How much money is wasted on fraudulent health products each year in the US? A. thousands of dollars B. millions of dollars C. billions of dollars D. trillions o