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Bond [772]
3 years ago
6

Is the ordered pair (1, -3) a solution to 3x + 5y = -8?

Mathematics
1 answer:
LUCKY_DIMON [66]3 years ago
6 0

Answer:

Yes give Brainliest

Step-by-step explanation:

To find y place the other terms in the equation to the right

hand side of the equation.

Thus : 5y = 7 - 3x

( now divide both sides by 5 )

⇒ 5y5=7−3x5=15(7−3x)

now will you give brainliest?

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The driver of the bus filled the gas tank with gas by putting in 21 gallon. If the gas gauge was at five-eighths before she fill
vazorg [7]

Answer:

56 gallons

Step-by-step explanation:

When her gas tank is full, she has x gallons in the tank.

when she went to the gas station, she had (5/8) of x gallons of gas in her tank. she added 21 gallons into her tank, then she had x gallons in her tank.

(5/8)x + 21 = x

subtract x and 21 from both sides

(5/8)x - x = -21

factor out an x from the left side

x(5/8 - 1) = -21

simplify the parenthesis

x(-3/8) = -21

multiply both sides by -8/3

x= 56 gallons

8 0
4 years ago
Triangle ABC with vertices A(-2, -3), B(5, -1), and C(2, 2) is translated by (x,y) → (x - 1, y + 2). Then the image, triangle A'
Elan Coil [88]

Answer:

  • A"(-1, -2)
  • B"(6, 0)
  • C"(3, 3)
  • (x, y) ⇒ (x+1, y+1)

Step-by-step explanation:

Translation vectors add, and the addition is commutative and associative.

__

The first translation adds (-1, 2) to the original coordinates. The second translation adds (2, -1) to the original coordinates. The two translations together add ...

  (-1, 2) +(2, -1) = (-1+2, 2-1) = (1, 1)

to the original coordinates.

The single rule representing this translation is ...

  (x, y) ⇒ (x +1, y +1)

Then the doubly-translated coordinates are ...

  A(-2, -3) ⇒ A"(-1, -2)

  B(5, -1) ⇒ B"(6, 0)

  C(2, 2) ⇒ C"(3, 3)

8 0
2 years ago
The following is an arithmetic series.<br> 31+33.5+36+38.5+...<br> O True<br> O False
Aleks04 [339]

9514 1404 393

Answer:

  True

Step-by-step explanation:

It is the sum of numbers having a common difference. The fact that it is a sum makes it a series (as opposed to a sequence, which is just a list of numbers). The common difference (of 2.5) makes it an arithmetic series.

True, the sum is an arithmetic series.

3 0
3 years ago
Read 2 more answers
Eric bought a rectangular piece of cardboard with area 150 square inches to prepare a chart. Later, Eric’s teacher suggested tha
telo118 [61]

Answer:

C. 600

Step-by-step explanation:

Prime Example[s]:

2[1]2[150] → [2][300] >> 600

2[5]2[30] → [10][60] >> 600

I am joyous to assist you anytime.

3 0
3 years ago
#3-60 Simplify the following expressions.
Simora [160]
A) -18
b) -18
c)24
d) 0
e) -4
f) 4
8 0
3 years ago
Read 2 more answers
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