Four people invested in a restaurant. One person invested $100,000. Two others invested in

the ratio x:2x, and the fourth person invested an amount equal to the other three investors

combined. The total investment was $ 1,100,000.

Part A

Write an expression for the amount invested by the fourth person.

Question

Mathematics

Ebony

17 June, 14:42

Four people invested in a restaurant. One person invested $100,000. Two others invested in

the ratio x:2x, and the fourth person invested an amount equal to the other three investors

combined. The total investment was $ 1,100,000.

Part A

Write an expression for the amount invested by the fourth person.

+4

Answers (1)

Know the Answer?

Dante Zhang · Answer 1

x=$150,000

4th person invested $550,000

Step-by-step explanation:

100,000+x+2x + (100,000+x+2x) = 1,100,000

200,000+6x=1,100,000

6x=900,000

x=150,000

The investment of the fourth person is 100,000+3x

=100,000+450,000

=$550,000

Four people invested in a restaurant. One person invested $100,000. Two others invested inthe ratio x:2x, and the fourth person invested an amount equal to the other three investorscombined. The total investment was $ 1,100,000.Part AWrite an expression for the amount invested by the fourth person.