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vfiekz [6]
3 years ago
14

Whats the order pair of x,y for x-2y=-12 x 6y=20?

Mathematics
1 answer:
mote1985 [20]3 years ago
4 0
X-2y=-12
x+6y=20
we can cancel x's
multiply first equation by -1 and add to 2nd equation

-x+2y=12
<u>x+6y=20 +</u>
0x+8y=32

8y=32
divide both sides by 8
y=4

sub back

x-2y=-12
x-2(4)=-12
x-8=-12
add 12 both sides
x=-4


(x,y)
(-4,4)
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If the ecpression (2x 4) 3 was written in ax b forrm what is the sum of a and b
WITCHER [35]

Answer:

11

Step-by-step explanation:

8 0
4 years ago
Drag the tiles to the correct boxes to complete the pairs.
Alborosie

2⁻³² = (-2²)⁻⁶ • (2⁻⁵)⁻⁴

2⁻⁵ = (2²)² • (2³)⁻³

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6 0
3 years ago
The octal system uses base 8. the only available digits would be 0, 1, 2, 3, 4, 5, 6, and 7. if the value 2468 is converted to d
marysya [2.9K]
Your description and expansion suggest you want to evaluate
.. 246₈ = 2*8² +4*8¹ +6*8⁰
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5 0
3 years ago
Answer it and you get points
fgiga [73]

Answer:

79 (first blank)

131 (second blank)

157 (last blank)

Step-by-step explanation:

92-13 to get the first blank, and you get 79.

118+13 to get the second blank, and you get 131.

144+13 to get the last blank and you get 157.

----------------------------------------------------------------------------------------------------------

Check your work:

79+13=92

92+13=105

105+13=118

118+13=131

131+13=144

144+13=157

----------------------------------------------------------------------------------------------------------

I hope this helps!

-No one

6 0
2 years ago
Read 2 more answers
What is 3/4+1 2/3+1/2=
kifflom [539]
35/12 is the correct answer
4 0
3 years ago
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