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12345 [234]
3 years ago
12

5-x= 3. work out the value of 3x^2

Mathematics
2 answers:
lbvjy [14]3 years ago
6 0

NVM

Step-by-step explanation:

Xelga [282]3 years ago
3 0

Answer:

If x =2, then 3x^2 equals 12 :D

Step-by-step explanation:

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S_A_V [24]

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8 0
2 years ago
There is a bag filled with 4 blue and 5 red marbles.
Oxana [17]

Answer:

1/9

Step-by-step explanation:

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7 0
3 years ago
Give one example of when you would use the friendly numbers strategy to subtract. Explain why.
ziro4ka [17]

In the <span>addition process</span> this usually involves:

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6 0
3 years ago
Read 2 more answers
a rectangle has an area of 102 cm2. the length of the rectangle is 17 cm. what is the perimeter of the rectangle?
Kruka [31]
Area = length *width 

102 = 17*w

w = 102/17 = 6 

l=17
w=6

perimeter = 2l +2w
p = 2(l+w)
p=2*23

p = 46 cm 

hope helped 
4 0
3 years ago
Determine the domain of {(1,-2), (-2,0), (-1,2), (1,3)}
I am Lyosha [343]

Answer:

{-2, -1, 1}

Step-by-step explanation:

Domain is a list of x values

=

{-2, -1, 1}

3 0
2 years ago
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