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GarryVolchara [31]
2 years ago
11

Given: (↔AB) ║ (↔CD)

Mathematics
1 answer:
nordsb [41]2 years ago
8 0
1) m = y2 - y1/x2 - x1
y = mx + b
m = 7 - 0/3 - 8
y = -7/5x + 11.2
2) y= -7/5x + 12
(the slope or m stays the same because the two equations are parallel)
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If x is an odd number, write an expression for the odd number that directly follows x.
LenKa [72]
I believe the expression would be:

x+2

For example, if you have the odd number 3 as x, 3+2 would be 5, the next odd number.
Hope this helped!! xx
8 0
3 years ago
Hank is painting his grandfather's fence. He painted 40 linear feet in 85 minutes. He still has 360 linear feet to paint. His co
Anna71 [15]
The correct answer for the question that is being presented above is this one: "C) 1.6." Hank is painting his grandfather's fence. He painted 40 linear feet in 85 minutes. He still has 360 linear feet to paint. His cousins, Sam and Alex, come <span>to help. Sam paints twice as fast and Alex paints half as fast as Hank. The constant of proportionality that relates the current fence painting rate is 1.6.</span>
5 0
3 years ago
11. Write the balanced equation for the reaction of HC2H3O2, with Al(OH)3 to form H2O and Al(C2H302)3:
Kamila [148]

Answer:

74.36 g of aluminium acetate.

730.27g of aluminium acetate.

- to the nearest hundredth.

Step-by-step explanation:

Acetic acid is usually written as CH3COOH.

a. 6CH3COOH + Al(OH)3 ---> Al(CH3COO)3 + 9H2O

So 6 moles of acetic acid produce 1 mole of aluminium acetate.

Using the molecular masses

6*( 1.008*4 + 12.011*2 + 16 *2) g acetic acid gives (26.98+3(36.032+ 2*12.011)

348.228 g acetic acid gives 207.142 g Al acetate.

So 125 g gives (207.142 / 348.228) * 125

= 74.36 g of aluminium acetate.

b.

(26.98 + 3*16 + 3 * 1.008) g  of Al(OH)3 gives 207.142 g Al acetate

78.004 g gives 207.142 g Al acetate

275 g gives   (207.142 / 78.004) * 275

= 730.27g Al acetate.

7 0
3 years ago
Callie bought 2 gallons of juice for $2.58 per gallon. She sold the juice in 1 cup servings for 75 cents each. Each servings is
Kryger [21]
Yes she got her money back. To be exact she made a profit of $6.84!

2.58+2.58=5.16 This is how much she has to make to make a profit.
0.75*16=12
She made $12 in total :]

6 0
3 years ago
Solve 3q - 5 = 13 for q. q =
inn [45]

Answer:

q = 6 :))))))))))))))))))))))))

3 0
2 years ago
Read 2 more answers
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