2 years ago

Help please what is this?

Mathematics

1 answer:

katrin2010 [14]2 years ago

5 0

Ask your mom .............................

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jonny [76]

Answer is 4 so C for you. I just did this with my brother! Hope this helped.

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2 years ago

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Solve the given system, using the substitution method.<br><br> y = 3x – 4<br> 9x – 3y = 14

bulgar [2K]

$y=3x-4 \\
9x-3y=14 \\ \\
\hbox{substitute 3x-4 for y in the 2nd equation:} \\
9x-3(3x-4)=14 \\
9x-9x+12=14 \\
12=14 \\
not \ true \\ \\
\boxed{\hbox{no solution}}$

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2 years ago

John is giving out chocolate to his friends.if he want to give each friend 2/3 of chocolate bar and he has 13 friends,how many c

Nikolay [14]

Multiply 13x2/3 and you should get 8.6

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2 years ago

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PLEASE HELP ME UNDERSTAND! I don’t know how to find.... ML , CD, AC, UW (one explanation is ok too)

nlexa [21]

Step-by-step explanation:

So the way you do this is if it says 'Find AC' and on the angle you see different letters connect then on the lines and name the angle

More that 90°= Obtuse

90° angle= 90° angle

Less than a 90° angle= isosolines angle

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2 years ago

HELP I NEED HELP ASAP

victus00 [196]

Answer: (5, -2)

Step-by-step explanation:

$y= x-7\\2x+y=8$

Substitute x-7 for y in 2nd equation

$2x+ x-7 =8\\3x-7=8\\3x = 15\\x=5$

Solve for y

$y=5-7\\y=-2$

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2 years ago