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4a+139=4a+123
Updated: 9/27/2023
Cristal Mendoza
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−4a + 139 = 4a + 123 → −8a = −16 → a = 2
4a + 123 → 4(2) + 123 = 8 + 123 = 131°
Cristal Mendoza
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4a+139=4a+123?