18. $18 + $16 + $6 = $40
20. $300 - [3($39) + 2($62)]
= $300 - ($117 + $124)
= $300 - $241
= $59
Therefore, yes, he has enough money.
22. L = 26 W = 14
Perimeter = 26 + 26 + 14 + 14
= 80
Cost = 80ft * $13/ft
= $1040
Answer:
-1 1/4
Step-by-step explanation:
-4 1/2 is converted to -4 2/4
And -4 2/4 + 3 1/4 = - 1 1/4
i think its D, (change my mind)
Answer:
attached
Step-by-step explanation:
Answer:
Step-by-step explanation:
∠5 + ∠4 = 180°
4x° + 2x° = 180°
6x° = 180°
x = 30