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goblinko [34]
2 years ago
7

BASIC LEVEL

Mathematics
1 answer:
Andre45 [30]2 years ago
7 0

Answer:

hjskkdoododkdkdndndndndndndndnsn sorry I needed points to ask a question

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X2+5x=3x+11 and solve by completing the square
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x^2+5x=3x+11\\
x^2+2x-11=0\\
x^2+2x+1-12=0\\
(x+1)^2=12\\
x+1=\sqrt{12} \vee x+1=-\sqrt{12}\\
x=-1+2\sqrt3 \vee x=-1-2\sqrt3
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3 years ago
1. What is the value of n in -57 - n = -144?<br> A-201<br> B-87<br> C 87<br> D 201
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In a classroom, there are 3 more girls than boys and the ratio of girls to boys is 6 to 5.
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the answer is d

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4. What affects the size of an angle? A. Its location B. The amount of rotation of one side C. The length of its sides D. The nu
earnstyle [38]
The correct answer is
<span>D. The number of degrees in its supplement

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15x+18y = -4 in slope intercept form
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