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Ira Lisetskai [31]
3 years ago
15

Number the steps for balancing equations:

Mathematics
1 answer:
Stels [109]3 years ago
8 0
Step 1: The Unbalanced Chemical Equation. The unbalanced chemical equation is given to you. ...
Step 2: Make a List. ...
Step 3: Identifying the Atoms in Each Element. ...
Step 4: Multiplying the Number of Atoms. ...
Step 5: Placing Coefficients in Front of Molecules. ...
Step 6: Check Equation. ...
Step 7: Balanced Chemical Equation.
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Step-by-step explanation:

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DanielleElmas [232]

Let's simplify step-by-step To understand :)

3x2−7x−(x2+3x−9)

Distribute the Negative Sign:

=3x2−7x+−1(x2+3x−9)

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Combine Like Terms:)

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Answer :)

=2x2−10x+9


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