( 3x + 7) sq please koi batao.
Answers
Answered by
0
Answer:
9x^2+42x+49
Step-by-step explanation:
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Answered by
2
Answer:
3 x − 7 = 7 3x-7=7 3x−7=7.
Add 7 to both sides
. Simplify 7 + 7 7+7 7+7 to 1 4 14 14.
Divide both sides by 3.
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