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Maru [420]
3 years ago
9

Solve by substitution. Please show work -x+9y=-5 x-5y=1

Mathematics
1 answer:
kkurt [141]3 years ago
3 0

Let's solve for x.

−x+9y=−5

Step 1: Add -9y to both sides.

−x+9y+−9y=−5+−9y

−x=−9y−5

Step 2: Divide both sides by -1.

−x ÷ −1 = −9y−5 ÷ −1

x=9y+5

THE ANSWER FOR THE OTHER EQUATION: (x-5y=1)

Let's solve for x.

x−5y=1

Step 1: Add 5y to both sides.

x−5y+5y=1+5y

x=5y+1

Answer:

x=5y+1

I hope this helped I was a little confused on what your problem meant...so if this is not what you asked for just lmk so I can fix it for you :)

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3 years ago
Principal = $2,400<br> Rate = 4%<br> Time = 30 months
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The simple interest accumulated on a principal of $ 2,400.00  at a rate of 4% per year for 2.5 years (30 months) is $240.00.

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13. Solve for m. Assume that none of the denominatons are equal to 0<br>Plz help me​
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Answer:

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