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Answer:
complementary angles
Step-by-step explanation:
If the measures of two angles add up to 90 then they are <u>complementary</u><u> </u><u>angles</u>
C - 9 < = 20
Add 9 to both sides
c -9 + 9 <= 20 + 9
c <= 29
Answer: if I’m solving for x the answer would be x=4
Step-by-step explanation:Solve for the first variable in one of the equations, then substitute the result into the other equation.
Answer:
3 deliveries per hour
Step-by-step explanation:
