X+y=3 x+y=1 Plz help
1 answer:
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Pythagorean theorem is 
and using that sin is opposite/hypotenuse, you can find the third side of the triangle.
now you know adjacent is 60, so cos=60/61
and using that sin is opposite/hypotenuse, you can find the third side of the triangle.
now you know adjacent is 60, so cos=60/61
<h2>Answer:</h2>
y = 5
<h2>Step-by-step explanation:</h2><em>Solution:</em>
7y = 5y + 10
7y - 5y = 10
2y = 10
=
y = 5
<em>Checking:</em>
7y - 5y = 10
7(5) - 5(5) = 10
35 - 25 = 10 ✓
<h2>#Brainliest</h2><h2>#CarryOnLearning</h2>