farhiyaomar132 farhiyaomar132

12-08-2015
Mathematics

contestada

Use addition or substitution to find the value of y for this set of equations. 2x - 3y = -15
x = 4y what is the value of y

Respuesta :

12-08-2015

Substitute 4y for x.

2(4y)-3y=-15

8y-3y=-15

5y=-15

Dividing by 5, we see that y=-3.

Answer Link

Otras preguntas

What's The Main Strategy That South African Government implement in The Fight Against Hiv And Aids ?

What is 10+21+420-69 x 2- 19

Pls helppppppppppplppppppppp

Solve the Inequality: 4+6x≤x+6x

The polynomial is a difference squares. Use the formula a^2 -b^2=(a+b)(a-b) to factor completely. 81x^2-49 the value of a is the value of b is the product of th

There are 958 students in central high school. There are 50 more girls then boys. How many boys are there.

explain how to wrie a function rule from the table then write one

List the 5 properties you can use to prove a quadrilateral is a parallelogram

Scientists have debated the evolution of three life forms: reptiles, birds and dinosaurs. After many years of reviewing fossil records scientists proposed

By the end of World War II, many Westerners believed that people had the right to self-determination and self government. Many western imperial nations no longe