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andrey2020 [161]
4 years ago
9

I had help but still don't understand plz help

Mathematics
1 answer:
erica [24]4 years ago
7 0
Two  parallel lines are intersect by the same line, and the angles shown lie on the same orientation about the intersection so the angles are equal to each other...which means:

9x+21=10x+10  subtract 21 from both sides

9x=10x-11  subtract 10x from both sides

-x=-11 divide both sides by -1

x=11
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3(-21)/7-12/6 need the answer
goldenfox [79]
Is the slash supposed to be a fraction if it the answer is -443
3 0
3 years ago
Determine the quadrant and the coordinates of the given points.
polet [3.4K]
A: (-4,1), B(1,-3), C(0,2), D(5,0), E(-3,6) F(-4,-5), G(0,-4), H(2,4) I(-2,3), J(5,-2)
Quadrant 1: D, H
Quadrant 2: A, I, E
Quadrant 3: F
Quadrant 4: B, J
on the x axis: D
On the y axis: G, C
8 0
2 years ago
The length of a rectangle is 19 centimeters less than six times its width. Its area is 20 square centimeters. Find the width and
anzhelika [568]

Answer:

If the width is 5 cm and the length is 4 cm it satisfies both parts.

6 x 4 = 24

24 - 5 = 19

5 x 4 = area of 20

Step-by-step explanation:

8 0
3 years ago
The following is equivalent to 6 power of negative 3
drek231 [11]

Hey there!!!

Remember :

===> n⁻ˣ is equal to 1 / nˣ

In the question, it is stated n as 6 and x is 3

====> 6⁻³

... 1 / 6³

= 1 / 216

Hope my answer helps!

5 0
3 years ago
2m + 7m + 3m = 72<br><br> whats the answer step by step
Korolek [52]

Answer:

m = 6

Step-by-step explanation:

First, add like terms:

2m + 7m + 3m = 72

12m = 72

Divide each side by 12:

m = 6

So, the answer is m = 6

5 0
3 years ago
Read 2 more answers
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