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xxMikexx [17]
3 years ago
11

Evaluate a-b²c2 for a = 2, b = 3, and c = 4.​

Mathematics
2 answers:
katrin2010 [14]3 years ago
4 0

Answer: -70

Step-by-step explanation: 2-3^2x4x2

AlekseyPX3 years ago
3 0

Answer: -70

Step-by-step explanation:

1. Write out equation : 2-3^2(4)(2)

2. PEMDAS = (Exponents) 3 to the second power = 9

3. 2-9(4)(2)

4. Multiply 9 & 4 which is 36 then multiply

36 & 2 which is 72

5. 2-72

6. -70

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Can you please help me?
irina [24]
So for this you just want to divide 4/5 by 9/10 because it is the opposite of the equation.

9/10 / 4/5

To divide fractions, you just multiply and reverse the second fraction.

For example:

9/10 * 5/4

Now you can just normally multiply.

45/40

Or, simplified,

9/8

(Or 1 1/8)
6 0
3 years ago
This is the last one I need help with sorry I didn't make this into one post.
marusya05 [52]

Hi There!

Answer:

A.)$15.96

Step-by-step explanation:

3 1/3 * 2.99 = 9.96666666667

1 1/2 * 3.99 = 5.985

9.9666666666 + 5.985 = 15.9516666667 = $15.96

Hope This Helps :)

5 0
3 years ago
Explain why x squared = 16 has two solutions. What are the solutions.
BabaBlast [244]
A negative number * another negative number gives a positive value

A positive number * another positive number also gives a positive value

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Hope this helps :)
3 0
2 years ago
A truck rental store charges $50 plus 14 each hour use an algebraic expression to find the cost of the truck rental for 5 hours
Liula [17]

f(x)=14x+50

f(5)=14(5)+50

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f(5)=120

4 0
3 years ago
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Nezavi [6.7K]

Answer:

C

Step-by-step explanation:

goodluck <3

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