4. solve the following pain of lineay equation by the subsitution method
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what is maths??
Step-by-step explanation:
Mathematics includes the study of such topics as quantity, structure, space, and change. It has no generally accepted definition. Mathematicians seek and use patterns to formulate new conjectures; they resolve the truth or falsity of such by mathematical proof.
hope it helps you!!
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refer the attachment
hope it helpful to you
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