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SSSSS [86.1K]
2 years ago
15

Solve the equation. 3(2x+2)=9x+2-3x+4

Mathematics
1 answer:
inessss [21]2 years ago
6 0

Answer: x = 4

Step-by-step explanation:

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What is f(x)=4x^2+19<br> find f(-5)
katovenus [111]

Answer:

Step-by-step explanation:

f(x)=4x²+19

f(-5) = 4(-5)² + 19 = 4*25 + 19

= 100 + 19 = 119

7 0
3 years ago
A mother wants to invest $5,000.00 for her son's future education. She invests a portion of the money in a bank certificate of d
Lostsunrise [7]
Let us say, the CD amount she invested is "c"
and  the amount she invested in the savings bond is "s"

she invested a total of 5,000
so, whatever "c" is and "s" is, c + s = 5,000

now, the CD account earned 4% in interest
4% in decimal form is 4/100 or 0.04

she also earns 7% from the saving bonds,
7/100 is 0.07

the interest earned after one year are 300
that is, the 4% per year and the 7% per year add up to 300 bucks
so, one can say that

0.04c + 0.07s = 300

\begin{cases}&#10;c+s=5,000\to s=\boxed{5,000-c}&#10;\\ \quad \\&#10;0.04c+0.07s=300\to 0.04c+0.07(\boxed{5,000-c})=300&#10;\end{cases}&#10;\\ \quad \\&#10;\textit{solve for "c", or CD amount}
8 0
2 years ago
Read 2 more answers
Simplify the following expression by combining like terms.
Leto [7]

Answer: the answer is A.

Step-by-step explanation:

All I did was type it into the internet and it gave me 5p+2w+2

5 0
3 years ago
Read 2 more answers
Which function is a shrink of the exponential growth function shown on the graph
motikmotik
When the coefficient of eˣ, A, is:
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The graph shrinks
7 0
3 years ago
Refer to the equation 4x + 3y = 24
GuDViN [60]

Answer:

See explanation

Step-by-step explanation:

You are given the equation 4x+3y=24

1. When x = 0, then

4\cdot 0+3y=24\\ \\3y=24\\ \\y=8

When y = 0, then

4x+3\cdot 0=24\\ \\4x=24\\ \\x=6

When x = 3, then

4\cdot 3+3y=24\\ \\12+3y=24\\ \\3y=12\\ \\y=4

Complete the table:

\begin{array}{cc}x&y\\0&8\\3&4\\6&0\end{array}

2. Use the table of values to graph the line. Plot two points (0,8) and (6,0) and connect them with a straight line. See attached diagram for details.

8 0
3 years ago
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