To solve for y we have to use the INVERSE OPERATION of addition which is subtraction Lets do it:-
y + 17 = 21
y = ?
21 - 17 = y
21 - 17 = 4
y = 4
CHECK OUR WORK:-
y + 17 = 21
y = 4
4 + 17 = ?
4 +17 = 21
We were RIGHT!!!!
So, y = 4.
Hope i helped ya!! xD
Answer:a
a
Step-by-step explanation:
i took the test
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-16-7p
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54 degrees
Step-by-step explanation:
4x + 6 + 11x - 6 = 180
Then solve