Answer:
1. 15
2. -23
3. -16
Step-by-step explanation:
1. Find h(-8)
h(t) = 
h(-8) = 
h(-8) = 
2. What is the value of g(-3)
g(x) = 4(x - 5) + 
g(-3) = 4(-3 - 5) 
g(-3) = 4(-8) + 9
g(-3) = -32 + 9
g(-3) = -23
3. Find f(10)
f(x) = 14 - 3x
f(10) = 14 - 3(10)
f(10) = 14 - 30
f(10) = -16
Answer:
=8
Step-by-step explanation:
=4, =16 =?
16-4=8⇚
=8


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<h2>Given:-</h2>
<h3>perimeter of rectangle=26cm</h3>
<h3>Area of rectangle=>30cm²</h3>
<h3>{•°• perimeter of rectangle=2(l+b) }</h3>
<h3>{•°•. Area of rectangle=lxb}</h3>
<h3>So, 2(l+b)=26</h3><h3> =>(l+b)=26/2</h3><h3> =>l+b=13</h3><h3> =>l=(13-b) ----------(1)</h3>
<h3>Again,</h3>
<h3> =>lxb=30</h3><h3> =>(13-b)xb=30 {putting the value of l from equation 1}</h3><h3> </h3><h3> =>13b-b²=30</h3><h3> =>b²-13b+30=0</h3><h3> =>b²-10b-3b +30=0</h3><h3> =>b(b-10)-3(b-10)=0</h3><h3> =>(b-10)(b-3)=0</h3><h3> </h3><h3>or,</h3>
<h3> =>b=10 or b=3</h3>
<h3>putting the value of b in equation (1)</h3>
<h3> =>l=(13-b)</h3><h3> =>l=13-10=3 { taking b=10}</h3><h3> =>l=13-3=10 { taking b=3}</h3>
<h3>Hence, length=3 when breadth=10</h3><h3> length=10 when breadth=3</h3>
<h3>•take care</h3><h3>°mark as brainlist please</h3><h3>•follow me</h3>
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Answer:
C.
Step-by-step explanation:
just took the test
You will need 292.5 mL of the 10% solution and 2925 mL of pure alcohol.
<h3>What is Algebra?</h3>
The analysis of mathematical representations is algebra, and the handling of those symbols is logic.
You require 450 mL of a 65% alcohol solution.
On hand, you have a 10% alcohol mixture.
Then the amount of the 10% alcohol mixture and pure alcohol that you need to obtain the desired solution will be
Let x be the amount of the 10% of alcohol is needed.
Then the equation will be
⇒ 450 · 0.65
⇒ 292.5 mL pure alcohol
Then the alcohol mixture will be
0.1x = 292.5
x = 2925 mL of alcohol mixture
You will need 292.5 mL of the 10% solution and 2925 mL of pure alcohol.
More about the Algebra link is given below.
brainly.com/question/953809
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