The 1-3 picks could be arranged almost 25 different times
Answer:
Step-by-step explanation:
-7 + 47=40
Step-by-step explanation:
let no. of hours be x.
45x - 12 ≥ 117
45x ≥ 129
x ≥ 2.8667 (5sf)
therefore, 3 hours (round up to next whole number).
Topic: inequalities
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Answer:
<, -4
Step-by-step explanation:
-8x-20<12
add 20 to both sides
-8x=32
divide both sides by -8
x=-4
10, 20 , 30, 45 has 5 as their greatest common factor
