Х - 15 = 32
х = 32 + 15
x = 47 (answer)
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47 - 15 = 32
32 = 32
х - 7.2 = 23,1
х = 23,1 + 7.2
х = 30,3 (answer)
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30,3 - 7,2 = 23,1
23,1 = 23,1
The value is 21 Because three represents those to variables which both equal to 21.
Answer:
23 + 2x
Step-by-step explanation:
17 + 6 + 2x
23 + 2x
