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Solve each of the following equations: 2(z - 5) + 3 (z + 2) - (3 - 5z) = 10

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2(z - 5) + 3 (z + 2) - (3 - 5z) = 10

⇒ 2z – 10 + 3z + 6 – 3 + 5z = 10

⇒ 10z – 7 = 10

⇒ 10z – 7 + 7 = 10 + 7 (Adding 7 to both sides)

⇒ 10z = 17

⇒ 10z/10 = 17/10 (Dividing by 10)

Z = 17/10 = 1.7/10

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