For the following system, use the second equation to make a substitution for x in the first equation. x + 3y = 5

x + 7 = 2y

What is the resulting equation?

2 y + 7 + 3 y = 5
2 y - 7 + 3 y = 5
2 y + 2 x + 3 y = 5

$27.5

step-by-step explanation:

$110.00 divided by 4

the battle of gettysburg is considered the "high water mark" of the confederacy because it marked the greatest advance of the confederate forces against the union.

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of

a mantle plume is an upwelling of abnormally hot rock within the earth's mantle. as the heads of mantle plumes can partly melt when they reach shallow depths, they are thought to be the cause of volcanic centers known as hotspots and probably also to have caused flood basalts.

step-by-step explanation: