<span>3x + y = 9 (I)
</span><span>y = –4x + 10 (II)
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Pass the incognito "4x" to the first term, changing the signal when changing sides.
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simplify by (-1)
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</span></span><span>Substitute in equation (I) to find the value of "Y".
</span>3x + y = 9 (I)
3*(1) + y = 9
3 + y = 9
y = 9 - 3

Answer:

The resulting fractions is 14/15
<h3>Solving equations</h3>
Given the expression shown below;
1/3 + 2/5(2 - 1/2)^2
Solve the expression in bracket
1/3 + 2/5(3/2)^2
1/3 + 2/5(9/4)
Multiply the fractions
1/3 + 18/20
Find the LCM
20+36/60
56/60
28/30
14/15
Hence the resulting fractions is 14/15
Learn more on fractions here; brainly.com/question/78672
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Answer:The amount to be paid within the discount period is $980
Step-by-step explanation:
The term 2/10, n45
means that 2% discount is offered if the amount of invoice is paid within 10 days from the date of invoice .
n/45 means that the buyer will pay the full amount within 45 days if he /she does not pay within the discount period of 10 days .
Now if the amount is to be paid within the discount period, the amount will be
Amount to be paid= $1000- 2% of 1000
= $1000-20
=$980
Answer:
x^2+12x+36=1+36
Step-by-step explanation:
you divide the 12 by 2 which is 6 and then square it (36)