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Anna71 [15]
3 years ago
15

Solve for x, then find the m HED. Please helppp

Mathematics
2 answers:
Veseljchak [2.6K]3 years ago
4 0

<u>Solu</u><u>tion</u><u> </u><u>:</u>

10x + 21 + 13x = 90

23x = 90 - 21

23x = 69 =  > x = 3

Angle HED = 13 × 3 = 39°

Hope this helps!

Nimfa-mama [501]3 years ago
3 0

Answer:

x=3, HED =39

Step-by-step explanation:

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Step-by-step explanation:

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3 years ago
3x + 5 - x = 9x - 7 + 12
Iteru [2.4K]

Answer:Combine like terms

3

+

5

−

=

9

−

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2

{\color{#c92786}{3x}}+5{\color{#c92786}{-x}}=9x-7+12

3x+5−x=9x−7+12

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{\color{#c92786}{2x}}+5=9x-7+12

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2

Add the numbers

3

Subtract the same term from both sides of the equation

4

Simplify

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Subtract the same term from both sides of the equation

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Step-by-step explanation:

4 0
3 years ago
Multiply.<br> (x-6)(4x + 3)
d1i1m1o1n [39]

Answer:

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Explanation:

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7 0
3 years ago
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