Answer:
-68.6
Step-by-step explanation:
subtracting a negative from a negative is addition.
180-47=133 bc straight angles measure 180
Answer:
1) x≥6
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2) h > 20
Mark worked more than 20 hours.
Step-by-step explanation:
1) -20x+18≥-102
-20x≥-102-18
-20x≥-120
Dividing -20 both side
≥
x≥6
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2) 14h + 25 > 305
14h > 305-25
14h > 280
Dividing 14 both side

h > 20
Mark worked more than 20 hours.
5572
^ This is the thousands place
If the number after it is 5 or more, we round up, if it's 4 or less we round down.
It's 5 so we round up to 6000