02-01-2017
Mathematics

contestada

Two numbers have a difference of 0.7 and a sum of 1. What are the two numbers?

Respuesta :

kaivalyashenoy kaivalyashenoy

02-01-2017

x+y=1
x-y=0.7
2x=1.7
x=1.7/2
x= 0.85
y=1-x
y=1-0.85
y=0.15

Answer Link

Otras preguntas

Fill in the gaps: .... to the legendary film director Orson Wells, music accounts .... half the work in a movie, mostly without the audience even knowing the na

During a windstorm, part of the top of a flagpole breaks off. The broken top portion touches the ground at an angle of 65degrees 14feet from its base. How tall

Give an example of oxidation reaction which can be a nuisance

Which words in the sentence are the appositive? Which words does the appositive rename? The author Charles Dickens wrote some of the best-loved novels of all

What is a way a cell is put together called?

If a=3 and b=5, what is the value of 3a + b to the power of 2?

Solve each compound Inequality. 42. -2 ≤ d + 1/2 < 4 1/2 44. 2t ≤ -4 or 7t ≥ 49 46. -1 ≤ a - 3 ≤ 2 48. A town's high temperature for a given month is 88 degr

Select the product of (7x - 2)(7x + 7).

How do round, spiral, and rod-shaped bacteria look like?

Fill in the gaps: .... to the legendary film director Orson Wells, music accounts .... half the work in a movie, mostly without the audience even knowing the na