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Phoenix [80]
3 years ago
10

I dont understand what im doing wrong

Mathematics
2 answers:
shutvik [7]3 years ago
6 0

Answer:

8

Step-by-step explanation:

-2 x -2 = 4

4 - (-28 / 7 = -4)

4-  -4 = 8

svlad2 [7]3 years ago
5 0

Answer:

It equals 8.

Step-by-step explanation:

(-2)^2 - (-28) divided by 7 = 8.

Please brainliest!

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What is the difference of the two expressions shown below (3/4X+2)-(1/4x+5). Explain why
Nostrana [21]

Answer:

  • D. 1/2x - 3

Step-by-step explanation:

  • (3/4x + 2) - (1/4x + 5) =
  • 3/4x - 1/4x + 2 - 5 =
  • 2/4x - 3 =
  • 1/2x - 3

Correct choice is D

5 0
3 years ago
PLEASE HELP ASAP<br> ITS GEOMETRY
omeli [17]

Angle 1 and angle 3 are vertically opposite angles. And both angles are congruent with each other.

<h3>What is an angle?</h3>

The angle is the distance between the intersecting lines or surfaces. The angle is also expressed in degrees. The angle is 360 degrees for one complete spin.

Supplementary angle - Two angles are said to be supplementary angles if their sum is 180 degrees.

Line L and line M intersect each other.

Angle 1 and angle 2 are supplementary angles.

∠1 + ∠2 = 180°         ...1

Angle 2 and angle 3 are supplementary angles.

∠2 + ∠3 = 180°        ...2

From equations 1 and 2, then we have

∠1 + ∠2 = ∠2 + ∠3

∠1 = ∠3

The vertically opposite angles are angle 1 and angle 3. Furthermore, the two angles line up perfectly.

More about the angled link is given below.

brainly.com/question/15767203

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5 0
1 year ago
Each week carrie works 40 hours she spend 15% of her time at register
VLD [36.1K]
Please, share the goal of the problem.  If Carrie works 40 hours per week and spends 15% of her time at the register, how much time does she NOT spend at the register?  

Subtract 15% from 100%; the result is 85%.  Now find 85% of 40 hours:

0.85(40 hours) = 34 hours.

Please note that I invented part of this problem.  Next time, share all of the info so that someone can help you solve YOUR particular problem.
3 0
3 years ago
Given: ∠BCD ≅ ∠EDC and ∠BDC ≅ ∠ECD Prove: Δ BCD ≅ Δ EDC
never [62]
It would be bisecting angles
3 0
3 years ago
Please help me on #37. I know for A you would use the quadratic equation but I got the wrong answer.
ozzi
Δ = (8i)^2 - 4*(-25) => Δ = -36 +100 => Δ = 64 => x1 =(-8i + 8)/2 => x1 = -4i +4;
x2 = (-8i - 8)/2 => x2 = -4i-4; in this case, your solutions are complex conjugates.
6 0
3 years ago
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