Answer:
-0.79
Explanation:
there is a mistake in the finale answer in the picture
Answer: Approximately -.788 (rounded)
Get like terms to the same side:
4.2x + 7.0 = 1.8 - 2.4x
4.2x = 1.8 - 2.4x - 7.0
4.2x + 2.4x = 1.8 - 7.0
Combine like terms:
6.6x = -5.2
Solve for x by dividing:
x = -.78787878
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