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Trava [24]
3 years ago
8

1/7(x+21)=-6 answer ?

Mathematics
2 answers:
Talja [164]3 years ago
5 0
(1/7) Multiplied By x is 1/7x And (1/7) Multplied By Positive 21 is 3. So It Will Then Change To 1/7x + 3 = -6.
Subtract 3 From Both Sides. Then The Equation Changes To 1/7x = -9
Then Since (1/7) Basically Means To Divide You Would Multiply By 7 On Both Sides And Then x Would Equal -63!(:
Then Can Plug In -63 Where x Is To Check Your Work! Hope I Helped!
Sphinxa [80]3 years ago
4 0
\frac{1}{7}(x+21)=-6\\
x+21=-42\\
x=-63
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Please help me with these two questions if you can! Btw happy Tuesday
Ymorist [56]

Answer:

Happy Tuesday! Here i'll explain it:

Step-by-step explanation:

First you will have to make 2 2/5 into a improper fraction and then subtract the 5/6. after you have done that multiply the 3/4 to the number

7 0
3 years ago
Find an explicit formula for the geometric sequence -1,-7,-49,-343,.... Note : the first term should be d(1) . d(n) =
n200080 [17]

Answer:

<h3>dn = -7^n-1</h3>

Step-by-step explanation:

Given the sequence -1,-7,-49,-343,....

We are to find the nth term of the sequence

dn = ar^n-1

a is the first term = -1

r is the common ration = -7/-1 = -49/-7 = 7

n is the number of terms

Substitute

dn = -1(7)^n-1

dn = -7^n-1

hence the nth term of the sequence is dn = -7^n-1

4 0
3 years ago
Which equation matches the graph of the greatest integer function given
bekas [8.4K]

The equation that matches the graph of the greatest integer function is y = [x] - 2

<h3>How to determine the equation?</h3>

The parent function of an step function is represented as:

y = [x]

From the given graph, we can see that the lines are shifted 2 units down.

This means that:

(x,y) = (x,y - 2)

So, we have:

y = [x] - 2

Hence, the equation that matches the graph of the greatest integer function is y = [x] - 2

Read more about step function at:

brainly.com/question/4074174

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6 0
2 years ago
Answers please! I’m a bit confused
scoray [572]

Answer:

all work is shown and pictured

5 0
3 years ago
Read 2 more answers
Multiply (6 - 5)².<br> OA) 11+ 60i<br> B) 36 +25i<br> OC) 11-60i<br> OD) 36-25i
MA_775_DIABLO [31]

Answer:

\textsf{C)} \quad 11-60i

Step-by-step explanation:

\textsf{Multiply }\: (6-5i)^2

\implies (6-5i)(6-5i)

\implies 6(6-5i)-5i(6-5i)

\implies 36-30i-30i+25i^2

\implies 36-60i+25i^2

\textsf{Remember that }i^2=-1:

\implies 36-60i+25(-1)

\implies 36-60i-25

\implies 36-25-60i

\implies 11-60i

5 0
2 years ago
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