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marin [14]
4 years ago
12

Solve the equation. Check your solution. 20x-2=36x +10

Mathematics
2 answers:
erik [133]4 years ago
6 0

Answer:

x = - \frac{3}{4}

Step-by-step explanation:

Given

20x - 2 = 36x + 10 ( subtract 36x from both sides )

- 16x - 2 = 10 ( add 2 to both sides )

- 16x = 12 ( divide both sides by - 16 )

x = \frac{12}{-16} = - \frac{3}{4}

As a check

Substitute this value into the equation and if both sides are equal then it is the solution.

left side = 20 × - \frac{3}{4} - 2 = - 15 - 2 = - 17

right side = 36 × - \frac{3}{4} + 10 = - 27 + 10 = - x17

Since both sides are equal then x = - \frac{3}{4} is the solution

docker41 [41]4 years ago
5 0

Answer: x=-3/4

<u>Subtract 36x from both sides</u>

<u></u>20x-2-36x=36x+10-36x\\-16x-2=10<u></u>

<u></u>

<u>Add 2 to both sides</u>

<u></u>-16x-2+2=10+2\\-16x=12<u></u>

<u></u>

<u>Divide both sides by -16</u>

<u></u>\frac{-16x}{16} =\frac{12}{-16} \\x=\frac{-3}{4}<u></u>

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Answer:

x = 44, y = 37

Step-by-step explanation:

∠1 and ∠ 4 are adjacent angles and are supplementary, thus

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