candycane6019 candycane6019

29-03-2017
Mathematics

contestada

x+7y=24 and x-9y=-24 doing elimination

Respuesta :

campbellst2005 campbellst2005

29-03-2017

the easy thing to do is eliminate x by subtraction

x + 7y = 24
- x - 9y = -24
-------------------
16y = 48

now solve for y and then substitute the value into either original equation to find x

Answer Link

Otras preguntas

I think of a number, double it, and subtract two. I get nine.a)Using the statement above, form an equation.Use the letter 'x' for the unknown number.b)Solve the

find the zeros of the function. f(x)=(x-5)(5x+2). write the smaller solution first and then the larger solution second.

why indium is malleable

Martin prepared 6 kilograms of dough after working 3 hours. How many hours did Martin work, if he prepared 14 kilograms of dough? Solve using unit rates

What was accomplished by the Lateran pacts?

As they multiply, die and decompose, algae deplete the ocean’s surface layers of oxygen. Often, the large amounts of farm fertilizer that run from fields into t

Musical meter helps musicians know which beats to: read. play. count. stress

Each question is asking something different please round will mark brainliest

How do body systems work togther to defend from illness or injury in the human body or in other animals

what is the best toy brand

ACCESS MORE EDU ACCESS