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Marizza181 [45]
3 years ago
8

Two angles are _____ if and only if the sum of their measures is 180 ��.

Mathematics
1 answer:
ElenaW [278]3 years ago
5 0
The first question's answer is adjacent angles. The second question's answer is 45
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(12x - 30) = (2x - 5)​
zzz [600]

Answer:

x = 5/2

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

<u>Algebra I</u>

  • Equality Properties

Step-by-step explanation:

<u>Step 1: Define</u>

12x - 30 = 2x - 5

<u>Step 2: Solve for </u><em><u>x</u></em>

  1. Subtract 2x on both sides:                    10x - 30 = -5
  2. Add 30 to both sides:                            10x = 25
  3. Divide 10 on both sides:                        x = 5/2
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3 years ago
What is the equation of the line that goes through (−1, −1) and is parallel to y = 6x − 1?
Alexandra [31]
Y-y1 = m(x-x1)
y-(-1) = 6 (x- -1)

answer: y = 6x-5
5 0
3 years ago
In a division problem, the _ _ _ _ _ _ _ is the number that "goes into" the dividend.
Andru [333]

Answer:

Divisor

Step-by-step explanation:

Because the dividend is what you want to get divided by the divisor

3 0
3 years ago
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Were would coordinates 8,7 be after a feflection over the x axis
Svet_ta [14]

Answer:

(8, -7)

Step-by-step explanation:

well since it flip over the x-axis only, the 8 stays the same, however, the 7 flips completely to the second quadrant and becomes -7.

Hope this helped and have a amazing day.

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13.5 hours

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