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Inessa05 [86]
3 years ago
6

3/7 ( x - 2) = 15 help plz

Mathematics
2 answers:
Elenna [48]3 years ago
7 0
3/2 (x-2) = 15

1. Multiply 3/2 by (x-2).
3(x-2)/2 = 15 :

3x-6/7 = 15

2. Multiply 7 by both sides and canceling out the denominator on the left side.
7 (3x-6)/7 = 7(15):

3x-6 = 105

3. Subtract six from both sides.
3x-6 +6 = 105 + 6:

3x = 111

4. Divide 3 into both sides.
3x/3 = 111/3

X = 37.


Check:

1. Fill in x with your final answer.
3/7 (37-2) = 15:

3/7 (35) = 15

2. Multiply 3/7 by 35.
3/7(35) = 15:

3 (5) = 15

15 = 15



larisa [96]3 years ago
5 0
3/7 (x - 2) = 15     multiply both sides by 7/3

x - 2 = 35     add 2 to both sides

x = 37
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