One angle

One angle is 10 degrees more than four times the measure of the other angle. Together they have a sum of 120 degrees. What is the measure of each angle?

Correct answer:

α =  98 °
β =  22 °

Step-by-step explanation:

α=10+4 β α+β=120  α4β=10 α+β=120  Row2Row1Row2 α4β=10 5β=110  β=5110=22 α=10+4β=10+4 22=98=98  α=98 β=22

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