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sweet-ann [11.9K]
3 years ago
9

21-8x-4+9x please step by step

Mathematics
2 answers:
lara [203]3 years ago
5 0

-8x+9x=1x

21--4=21+4

21+4=25

Answer-->25

Ivan3 years ago
3 0

Answer:

=x+17

Step-by-step explanation:

happy to help ya :)

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Evaluate the piecewise function at the given values of the independent variable.
lutik1710 [3]

Answer:

a) f(-1) = 1

b) f(0) = 6

c) f(2) = 8

Step-by-step explanation:

If x is lesser than 0, we have that:

f(x) = 4x + 5

Otherwhise

f(x) = x + 6

(a) f(-1)

Here x = -1.

-1 is lesser than 0

Then

f(x) = 4x + 5

f(-1) = 4*(-1) + 5 = -4 + 5 = 1

(b) f(0)

Here x = 0

When x equals 0

f(x) = x + 6

Then

f(0) = 0 + 6 = 6

(c) f(2)

Here x = 2

When x = 2

f(x) = x + 6

Then

f(2) = 2 + 6 = 8

7 0
3 years ago
Write this ratio as a fraction in simplest form without any units. 35 days to 6 weeks
Liono4ka [1.6K]
The answer is 5 and 5/6
I did 35 divided by 6 = 5
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7 0
3 years ago
3y=-5x-3 y=-x+1 I am stuck on this ;-; 3
PSYCHO15rus [73]

Given Expression: 3y = -5x - 3

y = -x + 1

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

3y = -5x - 3

3(-x +1) = -5x - 3 ^ Substitution Property

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2x + 3 = -3 ^ Addition POE

2x = -6 ^ Subtraction POE

x = -3 - Answer

7 0
3 years ago
What is the difference between -4 and 6? negative 10, negative 2, 2, or 10​
sergejj [24]

Answer:

-4-6=-10

Step-by-step explanation:

Hope this helps! If you have any questions comment below (^-^)

7 0
3 years ago
A bank pays simple interest at the rate of 5% per annum on all deposits. Interest is credited to the account quarterly on March
Phoenix [80]
Balance Jan 1 = $40000
Interest Mar 31 = 40000 x 5% = $2000
Balance Mar 31 = 40000 + 2000 = $42000
Withdraw Jun 10 = $3000
New balance = $39000
Interest Jun 30 = 39000 x 5% = $1950
Balance Jun 30 = 39000 + 1950 = $40950
Interest Sep 30 = 40950 x 5% = $2047.50
Balance Sep 30 = 40950 + 2047.50 = $42997.50
Interest Dec 31 = 42997.50 x 5% = $2149.88 rounding up to nearest cent
5 0
3 years ago
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