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4 years ago

13

Given the system of the following two linear equations:

1 answer:

oee [108]4 years ago

6 0

Answer:

Step-by-step explanation:

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Helpppp with question above pleaseee^^^^

Dennis_Churaev [7]

C=2b
d=c+7
b+c=57⇒b+2b=57⇒3b=57⇒ b=19, c=2*19=38, d=38+7=45
thats given

lets find if there is an x such that d-x=b+x=c⇔ 43-x=19+x=38
43-x=38⇒x=43-38=5
19+x=38⇒x=19
there is no single x (cant be both 5 and 19)
so, i think dan was incorrect.

3 0

4 years ago

Which represents the solution set of inequality 5x-9 <21

Crank

Answer:

$x$

All real numbers less than $6$

Step-by-step explanation:

we have

$5x-9$

Adds $9$ both sides

$5x-9+9$

$5x$

Divide by $5$ both sides

$x$

the solution is the interval ---------> (-∞,6)

All real numbers less than $6$

see the attached figure to better understand the problem

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4 years ago

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Please help me answer the question in the picture

Bas_tet [7]

Answer:

graph C)

Step-by-step explanation:

A p e x approved

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3 years ago

What form of 1 should you multiply 2/3 by to get 8/12 as an answer.

lidiya [134]

Answer: 4

Step-by-step explanation:

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3 years ago

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In the diagram ce=12 units and be=5 units based on the given information what is ae?

ladessa [460]

Answer:

AE = 12 units

Step-by-step explanation:

ce is the same unit as AE

6 0

3 years ago