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Ilya [14]
3 years ago
9

(-7/8+8/7)+a=0 what is the value of a

Mathematics
1 answer:
Aleonysh [2.5K]3 years ago
4 0

Answer: -15/56

Step-by-step explanation:

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Make d the formula h=d/3+2
inn [45]
H = d/3 +2 
h - 2 = d/3
3(h -2 ) = d

Ans: d = 3(h-2) 
        d = 3h - 6 (after expanding)
6 0
3 years ago
16x-8-14x=10 show work
kirill115 [55]

Answer:

x=9

Step-by-step explanation:

Original equation: 16x-8-14x=10

Combine like terms: 2x-8=10

Add 8 to both sides: 2x=18

Divide by 2 on both sides: x=9

Let me know if this helps!

5 0
3 years ago
Read 2 more answers
What is the value of x.
Lesechka [4]

Step-by-step explanation:

If TR=SR=ST

SO,

all angles are equal

one angle =180/3=60°

but,here,

In angle S =60°

7x+4=60

7x=60-4

7x=56

x=56/7

x=8°

8 0
3 years ago
Read 2 more answers
4 questions 20 points
Dvinal [7]
1. Cross multiply
35x = 5(11)
35x = 55
Divide both sides by 35
x = 55/35
x = 11/7

2.  (x - 2)/x = 3/8
Cross multiply
3x = 8(x - 2)
3x = 8x - 16
Subtract 8x from both sides
-5x = -16
divide both sides by -5
x = -16/-5
x = 16/5 OR  3 1/5

3.  (a + 1)/(a - 1) = 5/6
cross multiply
6(a + 1) = 5(a - 1)
distribute
6a + 6 = 5a - 5
subtract 5a from both sides
a + 6 = -5
subtract 6 from both sides
a = -11

4.  (1/3)x - 4 = (2/3)x + 6
multiply each term by 3 to clear the fractions
x - 12 = 2x + 18
subtract x from both sides
-12 = x + 18
subtract 18 from both sides
-30 = x


3 0
4 years ago
Your bedroom wall is 138 inches wide. You want to hang two posters, each 36 inches across, with an equal space between each post
larisa [96]

Answer:

102 inches

Step-by-step explanation:

please brainlest me and follow

and thanks for the point

7 0
2 years ago
Read 2 more answers
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