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Answer:
$15
Step-by-step explanation:
If one pound of beef costs 5 dollars then three would be 3 x 5 which is 15.
Answer:
- 11x - 2
Step-by-step explanation:
note that (f + g)(x) = f(x) + g(x)
f(x) + g(x)
= 2x + 1 - 13x - 3 ← collect like terms
= - 11x - 2
Answer:
11a - 2b
Step-by-step explanation:
Like terms can be further simplified.
3a + 8a -2b
= <u>11a - 2b</u> [ a and b are not like terms so they cannot be subtracted ]
Answer:
Step-by-step explanation:
The concept of binomial probability is applied.
Mathematically from binomial probability ; (nCx)px(1−p)(n-x)
The detailed step by step is as shown in the attachment