RoseG012 RoseG012

23-09-2018
Mathematics

contestada

Find the ratio a:b-

1) 2a=9b
2) a+b=3b

please explain your work

Respuesta :

tramserran tramserran

23-09-2018

1) 2a = 9b ⇒ 2:9

2) a + b = 3b ⇒ a = 2b ⇒ 1:2

Answers: 2:9 and 1:2

Answer Link

Otras preguntas

Find an equation of the tangent to the curve at the point corresponding to the given value of the parameter. x = t3 + 1, y = t10 + t; t = −1

What is the answer for the three questions please help

Ryan is training for a running race. He needs to run 20 miles per week as part of his training. He ran 4.32 miles on Monday and 7.84 miles on Wednesday. Round

Calculate the density of chlorine gas in g/l, at stp. a. 0.32 g/l b. 0.63 g/l c. 1.6 g/l d. 2.9 g/l e. 3.2 g/l

The following sentence contains _____. Our old automobile, driven 100,000 miles, was sold to a junk dealer. one main clause two main clauses one main and one su

What is energy? differentiate between potential and kinetic energy?

The polynomial −2x3 − x2 + 13x in the last line is the result of subtracting 3x4 + 9x3 + 3x2 from the dividend and bringing down 13x . Complete the d

To explore the bottom of a 25-m-deep lake, your friend tom proposes to get a long garden hose, put one end on land and the other in his mouth for breathing unde

Discussion questions for a tale of two cities books one and two

How do symbolic interactionists believe that the social value of the elderly in america changed when the economy shifted from being based on agriculture to indu