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shtirl [24]
3 years ago
9

Given = 5-2/3x=1 Prove = x=6 Proof practice

Mathematics
1 answer:
weeeeeb [17]3 years ago
3 0

Answer:

Plug in x

5 - (2/3*6) = 1


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I need help! anyone know this?
xz_007 [3.2K]
Yeah, x= 7/2 and y= -5/2
Please mark as brainliest and I hope this helps
5 0
2 years ago
118<br> 154<br> 131<br> 112<br> solve for x
Sophie [7]

9514 1404 393

Answer:

  x = 115

Step-by-step explanation:

The sum of angles in a hexagon is 720°.

  x +118 +90 +112 +131 +154 = 720

  x = 115 . . . . . . . subtract 605

7 0
3 years ago
The variable z is directly proportional to x. When x is 11, z has the value 44. What is the value of z when x = 21?
dimulka [17.4K]

Directly proportional, both increase/decrease, Multiple k(constant you needed to solve for)..

Inversely --one increases as the other decreases, increase the denominator & fraction gets smaller.... So

Problem:

Dirextly to X (× by X)

Inversely to Y, (÷ by Y)

Z= k X/Y

Solve, working backwards: Z =5 becomes

5 = k (X) ÷ (Y). And

X=15 and Y =9 becomes

5= k(15)/(9). Undo ÷9, ×9 both sides

45= k(15). Now undo ×15 by ÷15 both sides

45/15 = 3. So k=3, (also called your constant of variation)....and your Equation/Proportion becomes...

Z = 3X/Y

Use the new #s.... X=23, Y=14

Z= 3×23÷14 = 69/14. If they want spirochete answer divide and round to corresponding # if decimals

4 0
2 years ago
8 and 5 are factors of what number?​
madreJ [45]

Answer:

40

Step-by-step explanation:

8 and 5 are factors of 40. (8 x 5 = 40)

8 0
3 years ago
Bret needs 450 packs of paper for next week. He has 284 packs of paper. How many more packs of paper dose bret need?
gulaghasi [49]

Answer:

166 packs

Step-by-step explanation:

Data obtained from the question include:

Total pack of paper needed by Bret 450 packs

Bret currently has = 284 packs

The remaining packs of paper needed by Bret = 450 — 284 = 166 packs

5 0
3 years ago
Read 2 more answers
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