kayleelovesdrak kayleelovesdrak

16-01-2015
Mathematics

contestada

8x+y=-16
-3x=-5-y
elimination

Respuesta :

16-01-2015

[tex]8x+y=-16 \ \ \ |\times (-1) \\ -3x=-5-y \\ \\ -8x-y=16 \\ \underline{-3x+y=-5} \\ -8x-3x=16-5 \\ -11x=11 \\ x=-1 \\ \\ 8x+y=-16 \\ 8 \times (-1)+y=-16 \\ -8+y=-16 \\ y=-16+8 \\ y=-8 \\ \\ x=-1 \\ y=-8[/tex]

Answer Link

Otras preguntas

The sum of two numbers is 52. The greater number is 4 more than the smaller number. Which equation can be used to solve for the smaller number? (5 points) a XI-

A bicycle manufacturing company makes a particular type of bike. Each child bike requires 4 hours to build and 4 hours to test. Each adult bike requires 6 hours

Unalienable rights example in 1789

Social value and traditional thinking are helping to increase population .Justify the statement.

u= 2a - 2. solve for a

Why do we need to deduct gain on sale of plant assets from net income to arrive at net cash flow from operating activities

4. Write these fractions in the simplest form. 6_9

what is the difference between space satellites and space probes?

What is the topic sentence of this story My most vivid memory from childhood is traveling to the top of the Zugspitze mountain in Germany. The day we went up th

What scale factor would make circle A the same size as circle B? 1) The radius of circle A is 2 cm and the radius of circle B is 12 cm. 2) The radius of circle