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Elodia [21]
3 years ago
8

Which expression is equivalent to (7 - 2x) + (-4x – 10)?

Mathematics
1 answer:
Free_Kalibri [48]3 years ago
4 0

Answer:

this answer should be -6x - 3

Step-by-step explanation:

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Write the equation of a
Karo-lina-s [1.5K]

Answer:

b

Step-by-step explanation:

7 0
3 years ago
What is the slope of the line that passes through the pair of points (-2,7) (18,1)
dusya [7]
Your points are (-2, 7) and (18, 1). To find the slope, use the slope formula (y_2 - y_1)/(x_2 - x_1)
(18, 1) --> (x_2, y_2)
(-2, 7) --> (x_1, y_1)
(1 - 7)/(18 - (-2)) --> -6/20 --> -3/10
The slope of the line passing through the points (-2, 7) and (18, 1) is -3/10.
4 0
4 years ago
Read 2 more answers
Solving Exponential and Logarithmic Equation In exercise,solve for x or t.See example 5 and 6.
Virty [35]

Answer:

x=\frac{6e^3}{e^3-1}

Step-by-step explanation:

ln x - ln(x - 6) = 3

Apply natural log property

ln mn=ln m + ln(n), ln(m/n)=ln(m)-ln(n)

ln x - ln(x - 6) = 3

ln(\frac{x}{x-6} )=3

All natural log has base 'e'

\frac{x}{x-6} =e^3

cross multiply

x=e^3(x-6)

x=e^3x-6e^3

add 6e^3 on both sides and -x on both sides

6e^3=e^3x-x

6e^3=x(e^3-1)

Divide e^3-1 on both sides

x=\frac{6e^3}{e^3-1}

5 0
4 years ago
Is this Positive or Negative (3,528)(−17,438)(0)(−5,280)
Mekhanik [1.2K]

Answer:

Positive

Step-by-step explanation:

The negative and negative cancel each other out, and positive times positive is positive.

4 0
4 years ago
Read 2 more answers
Determine if (-11, -284 ) is a solution to the given equation: y = 14x - 129 ?
Alik [6]

Answer:

No, it is not a solution of the equation.

Step-by-step explanation:

x=-11, y=-284

14 · (-11)-129=-283

-283≠-284

7 0
3 years ago
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