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LiRa [457]
3 years ago
14

What is the measure of

Mathematics
2 answers:
lilavasa [31]3 years ago
3 0

Answer:

30 degrees

Step-by-step explanation:

∠BAC= ∠DAE (vert. opp. ∠s)

(x +10)°= (2x -10)°

x +10= 2x -10

<em>Bring</em><em> </em><em>constants</em><em> </em><em>to</em><em> </em><em>1</em><em> </em><em>side</em><em>,</em><em> </em><em>x</em><em> </em><em>terms</em><em> </em><em>to</em><em> </em><em>the</em><em> </em><em>other</em><em>:</em>

2x -x= 10 +10

x= 20 <em>(</em><em>simplify</em><em>)</em>

∠BAC= (x +10)°

∠BAC= (20 +10)° <em>(</em><em>substitute</em><em> </em><em>x</em><em>=</em><em>2</em><em>0</em><em>)</em>

∠BAC= 30°

Zigmanuir [339]3 years ago
3 0

Answer:

<bac=30°

Step-by-step explanation:

<bac=<ead (being vertically oppoaite angles)

(x+10)=(2x-10)

10+10= 2x-x

20°=x

now

<bac=(x+10)°

<bac=(20+10)°

so,<bac=30°

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19x+15y=-6 changed into slope intercept form.
attashe74 [19]

Answer:

y = - \frac{19}{15} x - \frac{2}{5}

Step-by-step explanation:

The equation of a line in slope- intercept form is

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Given

19x + 15y = - 6 ( subtract 19x from both sides )

15y = - 19x - 6 ( divide all terms by 15 )

y = - \frac{19}{15} x - \frac{6}{15}, that is

y = - \frac{19}{15} x - \frac{2}{5} ← in slope- intercept form

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Amy is eight years older than twice her cousin Alicia’s age. The sum of their ages is less than 32. Let x represent Alicia's age
horsena [70]
Ok, so amy is 8 years older than twice alica's age
if amy=y and alica=x
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and sum is less than 32
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we can subsitute 8+2x for y in other equation
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I dont Know what to put here <br> But Anwer Pls
g100num [7]

Answer:

12

Step-by-step explanation:

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hope this helps:)

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