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arlik [135]
3 years ago
8

Help someone please thanks

Mathematics
1 answer:
swat323 years ago
3 0

- 4 would be the answer

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X + 2y = 72 what are my x and y points on a graph for this equation? please explain
pishuonlain [190]
To find the y int, sub in 0 for x and solve for y
0 + 2y = 72
2y = 72
y = 72/2
y = 36....so ur y int is (0,36)

to find the x intercept, sub in 0 for y and solve for x
x + 2(0) = 72
x = 72....and ur x int is (72,0)
6 0
3 years ago
Convert 7 3/8 to a fraction greater than 1
Sergio039 [100]
59/8 because you would do the denominator multipled by the whole number and add what you got with the numerator
7 0
3 years ago
Can someone help me with this, I will mark you as brainliest!
Aleksandr [31]
The second one is the answer because you have to start with 180 first meaning you rotate 180 and reflect which is rx .hope this helps
8 0
4 years ago
Find the solutions for 5x+3y=30 and 3x+6y=12<br> FAST PLS i will mark !!!!!
Art [367]

Answer:

x=\frac{48}{7}\\ y=-\frac{10}{7}

Step-by-step explanation:

5x+3y=30\\3x+6y=12

Let's solve the second equation for x

3x+6y=12\\3x=12-6y\\x=\frac{12-6y}{3}

Now let's replace this in the first equation.

5x+3y=30\\5(\frac{12-6y}{3})+3y=30

Distribute the 5

\frac{60-30y}{3}+3y=30

Individually solve the fractions.

\frac{60}{3}-\frac{30}{3}y+3y=30

Solve;

20-10y+3y=30\\20-7y=30

Subtract 20 from both sides.

20-20-7y=30-20\\-7y=10

Divide both sides by -7

\frac{-7y}{-7}=\frac{10}{-7}

y=-\frac{10}{7}

Now replace the value of y in any of the two equations to find x.

3x+6y=12\\3x+6(-\frac{10}{7})=12

3x-\frac{60}{7}=12\\

add \frac{60}{7} on both sides.

3x-\frac{60}{7}+\frac{60}{7} =12+\frac{60}{7}

3x=\frac{(12)(7)+60}{7}

3x=\frac{84+60}{7}\\ 3x=\frac{144}{7}

Multiply by the reciprocal fraction of 3. I suppose you know that 3 is 3/1 hence the inverted fraction would be 1/3

(\frac{1}{3})(3x)=(\frac{144}{7})(\frac{1}{3})

x=\frac{48}{7}

5 0
4 years ago
The length of a rectangular garden is 8 feet longer than its width. If the garden's perimeter is 188 feet, what is the area of t
NemiM [27]

Answer: The area is 2,193 square feet (2,193 ft²)

Step-by-step explanation:The rectangular garden has its sides yet unknown but what we do know is that its length is 8 feet longer than its width. If therefore the width is W, then the length would be W + 8.

The perimeter is calculated as follows;

Perimeter = 2(L + W)

We can now substitute for the values given as follows;

188 = 2(W + 8 + W)

188 = 2(2W + 8)

188 = 4W + 16

Subtract 16 from both sides of the equation

172 = 4W

Divide both sides of the equation by 4

43 = W

If the width is 43, and the length is W + 8, then length equals 43 + 8 which gives us 51

Therefore the area is calculated as follows;

Area = L x W

Area = 51 x 43

Area = 2193

The area of the rectangular garden is 2,193 square feet

3 0
3 years ago
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