allikat101604 allikat101604

03-01-2021
Mathematics

contestada

Solve the system of equations algebraically.
GOF
4x + 5y = 15
- 4x + by = 7
a. (5/4, 2)
B. (2, 5/4)
C. (4/5, 2)
D. (2, 4/5)

Respuesta :

mekaiferguson mekaiferguson

03-01-2021

A should be the right answer because 4*5/4=5 + 5*2=10 and 5+10=15.

Answer Link

Otras preguntas

How many solutions does the equation −4a + 4a + 3 = 8 have? Zero One Two Infinite solutions

6. Which of the following sentences requires a colon to be correct? A. When she decided to write a letter, she grabbed her pen, paper, stamps, and addres

You should avoid techniques like “framing” or the rule of thirds when photographing animals.

Write the equation of a line with the slope of -2 which contains the point (3,6) Show all work to receive credit for this problem.

The triangles are similar by the AA Similarity Postulate. Find the value of x. 12 270 1.2 27

Va-20 when towed by a powerboat, waterskiing and other tow-sports must only take place during what hours in virginia?

A scientific expedition sets out from base camp and travels 50mi north and then 20mi west. There they took some pictures and traveled back to base camp going 50

Six thousand seven hundred eighty-seven ten-thousandths into decimal

what is the definition of emblaming?

Read the excerpt from Act IV of Hamlet. Rosencrantz: Take you me for a sponge, my lord? Hamlet: Ay, sir, that soaks up the king’s countenance, his rewards, his