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borishaifa [10]
3 years ago
12

Is it possible to have exactly 100 coins consisting only of pennies, dimes, and quarters so that the 100 coins are worth exactly

$5
Mathematics
1 answer:
IRINA_888 [86]3 years ago
6 0

Answer:

yes

Step-by-step explanation:

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Select the two values of x that are roots of this equation.
VMariaS [17]

Answer:

x = 2, -3

Step-by-step explanation:

x^2 + 2x- 6 = 0\\=>x^2 +3x - 2x- 6 = 0\\=>x(x+3) - 2(x +3) = 0\\=> (x-2)(x+3) = 0\\\\

(x-2)  = 0     or (x+3) = 0

x = 2  or x = -3

Thus, two values of x are x = 2, -3

Note: The options given are incorrect.

4 0
3 years ago
Use properties find the sum or product of 93+(68+7)
pochemuha
The answer would be 168 :)

5 0
4 years ago
Read 2 more answers
What is the value of 4 x minus 7 when x = 4?191623
katen-ka-za [31]

Solution:

Given:

4x-7

when x = 4,

\begin{gathered} Substitute\text{ }x=4\text{ into }4x-7 \\ 4x-7=4(4)-7 \\ =16-7 \\ =9 \end{gathered}

The answer is 9.

7 0
2 years ago
Can u help me -32=4c-12
zvonat [6]
-32 = 4c -12
add -34 by 12 which is -20
divide it by 4
c = -5
6 0
4 years ago
Read 2 more answers
Simplify to create an equivalent expression<br><br> 6(5r-11)-(5-r)
dolphi86 [110]

Answer:

B or 31r-71

Step-by-step explanation:

First, use distributive property to expand the first term.

30r-66-(5-r)

Remove the parenthesis of the third term:

30r-66-5+r

Combine like terms

31r-71

7 0
4 years ago
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