Mathematics, 16.12.2021 20:50 anjali3544
The elimination method is ideal for solving this system of equations. By which number must you multiply the second equation to eliminate the
"yvariable, and what is the solution for this system?
x+3y= 42
2x - y= 14
O A. Multiply the second equation by-3. The solution is x= 12, y = 9.
OB. Multiply the second equation by -2. The solution is x= 12, y= 10.
OC. Multiply the second equation by 2. The solution is x= 15, y = 9.
OD. Multiply the second equation by 3. The solution is x= 12. y = 10.
Answers: 1
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At river bank, checking account customers earn 0.75% interest a month on their account balances, pay no service fees for writing checks, and pay a monthly $2.00 financial charge. calculate the income earned in one month on the checking account for a customer with an account balance of $1,000. a. $4.25 b. $5.50 c. $6.75 d. $7.25 checking account earnings at baker’s bank are expressed by the equation: i = -0.09x + 10.2. while the earnings at elite bank are modeled by: i = -0.02x + 7.5. in both cases, x is the number of checks written. at what number of checks will elite bank start generating more checking account income than baker's bank? a. 12 b. 25 c. 39 d. 42 emilio’s checking account had a balance of 728.32 at the beginning of the week. he wrote checks for the following amounts throughout the week: $99.48, $33.50, $18.23, and $72.05. he also deposited his paycheck in the amount of $1,109.90. what is his account balance at the end of the week? a. $1,192.35 b. $1,222.86 c. $1,540.52 d. $1,614.96
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The elimination method is ideal for solving this system of equations. By which number must you multi...
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