Answer:
a) an expression for the number of groups formed by p people
number of groups formed =
b) How many groups are formed if there are 28 people
number of groups formed =
=28÷4
= 7
Answer: 7 groups
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Answer: 80 items
Step-by-step explanation:
The equation x=0.7x + 24 can be rewritten as 1x = 0.7x + 24 because the is a number on in front of any variable.
1x = 0.7x + 24 subtract 0.7 from both sides
-0.7 -0.7
0.3x = 24
x = 80
Answer:
Sanitation Costs (per pound) Recycling $30 Landfilling $50 Burning $75 2,000 pounds = 1 ton/ $25 per ton / $25 per pound / $45 per ton / $45 per pound
Step-by-step explanation:
Answer:
Step-by-step explanation:
p(2) + p(-2) = 2(2)³ - 5(2)² - 8(2) + 14 + 2(-2)³ - 5(-2)² - 8(-2) + 14
p(2) + p(-2) = 16 - 20 - 16 + 14 - 16 - 20 + 16 + 14
p(2) + p(-2) = -12