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Elden [556K]
3 years ago
5

Who would you solve 8x+-2y-10

Mathematics
1 answer:
olchik [2.2K]3 years ago
8 0
Okay, for this one I would use elimination:

8x+(-2y)-10
or
8x-2y=10
2x=4y
x=2y
8(2y)-2y=10
16y-2y=10
14y=10
y=5/7
x=10/7 or 1 3/7. Hope it help!
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Simplify<br> x + x + y x y?
saw5 [17]

Answer: 2x+y^2

Step-by-step explanation:

x\:+\:x\:+\:y\:\cdot \:y

x+x+yy

2x+yy

2x+y^2

8 0
3 years ago
Read 2 more answers
An angle measures 18.6° less than the measure of its complementary angle. What is the measure of each angle?
weeeeeb [17]

Answer:

X = 35.7 Y=54.3

Step-by-step explanation:

Let the 2 angles be called X and Y were X is the smaller angle

we know that both angles are complementary therefore
X+Y=90

X = Y - 18.6 ( Given )

Y - 18.6 + Y = 90 ( substitution)

2Y = 90 + 18.6

Y = 108.6/2

Y=54.3

X= Y-18.6= 54.3-18.6 = 35.7

Check : X + Y = 35.7+54.3=90

6 0
2 years ago
PLEASE HELP!!
Rom4ik [11]
Angle 45° + 45° + 90°
4 0
3 years ago
A garden table and a bench cost S585 combined. The garden table costs S65 less than the bench. What is the cost of the bench?
garik1379 [7]

Answer:

Bench costs $325

Step-by-step explanation:

Try setting up an equation

x = cost of garden table

y = cost of bench

equation 1: x + y = 585

We also know that the table costs 65 dollars less than the bench.

cost of garden table = bench - 65

or

equation 2: x = y - 65

Now just substitute equation 2 into equation 1

(y-65) + y = 585

and solve for y

2y-65 = 585

2y = 585 + 65 = 650

y = 325 = cost of bench

8 0
3 years ago
9/11 =?/22 what is the answer
hammer [34]
If you would like to solve the equation 9/11 = x/22, you can calculate this using the following steps:

9/11 = x/22    /*22
x = 9/11 * 22
x = 18

The correct result would be 18.
7 0
3 years ago
Read 2 more answers
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