armendarizmarcoMarco armendarizmarcoMarco

Today at 3:59 PM
Mathematics

Answered

Solve this system of equations using the addition method.
5x + 2y = 19
x - 2y = -1

Answer :

Today at 4:04 PM

2y+5x-5x= 19-5x. x-x-2y=-1-x
2y= 19-5x. -2y=-1-x
÷2= ÷2. ÷-2 = ÷-2
y= 19/2 -5/2x. Y = 1/2 + x/2

Answer Link

Other Questions

Round the following to the nearest cent: $16.997

Which are shown on a balance sheet?

The elastic epithelial fold of variable size which partially blocks the entrance to the vagina is called the

Round the following to the nearest cent: $16.997

The elastic epithelial fold of variable size which partially blocks the entrance to the vagina is called the

How London far from Delhi?you can comments also if you not answered ,in comment box...

Find the oxidation Reaction.Fe+s FesCuso4 + Znso4 + cu2Cu + 02 - 2CuoHCI + NaoH. NaCl H20

Which of the following is a phospholipid ?(a) Triglyceride (b) Lecithin(c) Lysine (d) Phenylalanine

Which is not a condensation polymer? 1)Nylon 6 2) Nylon 6,6 3) Buna N 4) Bakelite

What is the right answer

If the sun is shining, then it is a beautiful day. If it is a beautiful day, then we will have a picnic.

Solving a system of linear equations of the form, y=mx+b I posted a picture. Please help, would really appreciate it.

Which element of color theory helps designers choose color schemes that create an appealing visual? Do not answer c because it already marked me wrong the first

Brian makes a $5000 down payment on a car. If he needs to pay $300 per month for the next 48 months, how much will he pay for the car?

What is the name of the English poet who supported Greece’s revolt against the Ottomans? A. Byron B. Wordsworth C. Goethe D. Shelley

In 1 or 2 sentences, describe the trend (or general direction) in the interest rates between November 1, 2007, and October 29, 2008, by answering the following

what percentge of sharps injuries are due to hypodermic needles or syringes , suture needles, winged steel or butterfly-type needles, blood collection needles,

A company that manufactures smartphones makes 70% of the phones with a touch screen and 55% of the phones with HD movie capability. 30% of the phones have both

Which statement is true about the equation 3.5z = 2.25z − 4.25 + 6.25? It has no solution. It has one solution. It has two solutions. It has infinitely many sol

With what we know about the isthmus across the Bering Strait, why are most people of North America thought of as having European ancestry rather than Native Ame