3 years ago

Expand and simplify 2(x-1)=-4

Mathematics

2 answers:

Mekhanik [1.2K]3 years ago

8 0

Answer:

x=-1

Step-by-step explanation:

2(x-1)=-4

solution

2x-2=-4

2x=-4+2

2x=-2

x=-2/2

x=-1 answer

WINSTONCH [101]3 years ago

4 0

Step-by-step explanation:

2(x - 1) = - 4

2x - 2 = - 4

2x = -2

x = - 1

You might be interested in

Jana is proving that the following trigonometric identity is true: cos(−θ)⋅tanθ=sinθ Which step would be the first line of her p

Free_Kalibri [48]

Answer:

Step-by-step explanation:

The given trigonometric identity is .

Jana has to recall that, the cosine function is an even function.

For that matter, .

Jana has to apply this property by substituting for in the given identity to obtain,

Note that, the sine and the tangent functions are odd functions

7 0

3 years ago

How do you write 148/20 as a percentage?

valkas [14]

I think it might be 29.6%

4 0

3 years ago

Read 2 more answers

If 1,000 gallons of oil cost $4,861, what is the cost of 35 gallons

Sati [7]

Answer:

$170.14

Step-by-step explanation:

4861 ÷ 1000

4.861 x 35

170.135

8 0

3 years ago

when finding the surface area of a cone, do you use the slant height, or height from the middle of the cone?

Nadusha1986 [10]

You use the slant height to find the lateral surface area with the equation: (lateral)(radius)(π). and then you add that to the surface area of the circle to find the total surface area.

7 0

3 years ago

the autopilot feature on a ship is designed to maintain a set speed if the ship's are actual speed never varies by more than fiv

Ipatiy [6.2K]

10 knots. 5 knots above and 5 knots below are added to equal 10 knots.

7 0

3 years ago