Answer:
4x + 2y
Step-by-step explanation:
We multiply the price of 1 pencil by 4 to get price of 4 pencils plus the price of 1 rubber times 2.
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Apoint on negative x-axis
∠2
A supplementary angle is a 180° angle formed by two angles. ∠3 and ∠2 form a straight line / 180° angle.