Answer:
128
Step-by-step explanation:
Billy has 55 stamps and his brother Tommy has 73. Add 73 and 55 together. 55+73=128
The expression can be simplified as:
b-8
Area = (14 x 20) - ( 5 x 9)
Area = 280 - 45
Area = 235 square cm
Answer:
1,080 cm2
Step-by-step explanation:
you need to find the surface area...so
15x12=180
180x4=720
12x12=144
144x2=288
720+288=1008