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andrezito [222]
3 years ago
8

Math

Mathematics
1 answer:
SIZIF [17.4K]3 years ago
6 0

Answer:

Susanne is 16

Step-by-step explanation:

Let x be Dakota's age

x + 3 = Susanne's age

4(x+3) = Bob's age

Sum of their age is:

x + x + 3 + 4(x + 3) =

Simplify:

x + x + 3 + 4x + 12

6x + 15 = 93

6x = 78

x =  13

Susanne is 3 more than x (13 +3) which is 16

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Mrs. Appleton baked 24
NISA [10]

Answer:

each child got 4 cookies with 4 left over

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Step-by-step explanation:

8 0
2 years ago
Read 2 more answers
What is 2.161616 as a fraction?
Komok [63]

repeating fraction, nice

2.16161616...=2+0.16161616...
solve the repeating part
let's say x=0.16161616
2 places repeat, multiply x by 10^2 or 100
100x=16.161616

now subtract x from taht
100x-x=16.161616-0.16161616
the repeats cancel and we get
99x=16
divide both sides b 99
x=16/99

so
16/99=0.16161616...

2+16/99 is the fraction
if ya wanted 1 fraction then
2+16/99=
198/99+16/99=
214/99

2.161616=214/99
8 0
3 years ago
If a=3 and b=5 , then ab/15 + a(6+7b) =
stich3 [128]

Answer:

124

Step-by-step explanation:

3x5/15=1

1+3(6+35)

1+18+105=

124

8 0
3 years ago
Read 2 more answers
Can anyone assist me with this problem ?
Orlov [11]

Answer,

C

Step-by-step explanation:

I had the same question 2 days ago

3 0
3 years ago
Find the missing term (need help)
katen-ka-za [31]

Answer:

x² - 10x + 34

Step-by-step explanation:

given the roots are x = 5 ± 3i then the factors are

(x - (5 + 3i))(x - (5 - 3i))

= (x - 5)² - 9i² ← expand (x - 5)²

= x² - 10 x + 25 + 9 → [ i² = - 1 ]

= x² - 10x + 34

the missing term is 10x



7 0
3 years ago
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