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aleksandrvk [35]
2 years ago
15

What is the answer for this question 7(x+4)-7=48-2x

Mathematics
2 answers:
Alex777 [14]2 years ago
8 0

Answer:

x = 3

Step-by-step explanation:

7(x + 4) - 7 = 48 - 2x ← distribute parenthesis and simplify left side

7x + 28 - 7 = 48 - 2x

7x + 21 = 48 - 2x ( add 2x to both sides )

9x + 21 = 48 ( subtract 21 from both sides )

9x = 27 ( divide both sides by 9 )

x = 3

romanna [79]2 years ago
8 0

Answer: the answer is x=3

Step-by-step explanation:

step 1: distribute the 7 with the parenthesis we get 7x+28-7=48-2x

step 2: subtract 28-7 which gives us 21 now the equation is 7x+21=48-2x

step 3: for the other side which is the 48-2x put the x first so the equation will look something 7x+21=-2x+48

step 4: subtract 21 on both sides 48-21=27 and add 2x on both sides 7x+2x=9x

step 5: 9x=27 now divide both sides by 9 so 27/9= 3

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3 0
3 years ago
M<GFN = 4x+10, m<NFE = 14x + 3, and m<3GFE = 157°. find m<NFE​
pantera1 [17]

Answer:

115

Step-by-step explanation:

set up the equation to find x:

GFN+NFG=GFE

(4x+10)+(14x+3)=157

calculate for x

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put 8 into NFE

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4 0
3 years ago
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7 0
4 years ago
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shtirl [24]
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8 0
3 years ago
If i have a pay rate of $21.00 and marked up 78.7% and made a 10% profit. how did i get $41.28?
Feliz [49]

Answer:By multiplying with (1+0.01x) where x is the percentage of increase, monthly pay rate of 21$ after marked up 78.7% and 10% profit will be $41.28.

Step-by-step explanation:

Given that pay rate is 21$ and it is marked up by 78.7% and made a 10% profit.

If any value marked up or made a profit of x% then we have to multiply with (1+0.01x) to find the new value.

New pay after 78.7% marked up using above formula is 21X(1+0.01X78.7)=21X1.787=37.527

Now we have to use above formula again for 10% profit.

Hence new value =37.527(1+0.01X10)=37.527X1.1=41.2797≈$41.28

5 0
3 years ago
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