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qwelly [4]
2 years ago
13

PLEASE HELP! WILL GIVE BRAINLIEST! After substituting, what is the first step when evaluating 4y+9 when y=82 O Add 4 and 9. O Mu

ltiply 8 by 4. O Divide 9 by 7 O Divide 4 by 7.​

Mathematics
1 answer:
Svetradugi [14.3K]2 years ago
3 0

Answer:

The answer is c

Step-by-step explanation:

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What is the solution to the equation below. square root x - 6 = x - 12
lyudmila [28]

\\ \rm\hookrightarrow \sqrt{x-6}=x-12

\\ \rm\hookrightarrow x-6=(x-12)^2

\\ \rm\hookrightarrow x-6=x^2-24x+144

\\ \rm\hookrightarrow x^2-25x+150=0

\\ \rm\hookrightarrow x^2-10x-15x+150=0

\\ \rm\hookrightarrow (x-10)(x-15)=0

\\ \rm\hookrightarrow x=15\:or \:10

8 0
2 years ago
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G=3t^2−5t+6<br><br> P=−8t^2+7t−9<br><br> G+P=
kotykmax [81]

Answer:

  -5t^2 +2t -3

Step-by-step explanation:

Collect terms in the sum:

  G+P = (3t^2 -5t +6) +(-8t^2 +7t -9) = (3-8)t^2 +(-5+7)t +(6-9)

  = -5t^2 +2t -3

3 0
3 years ago
What is also know as a linear system
kicyunya [14]

Answer:

Two or more linear equations in the same variables; also called a linear system. ... A linear system with infinitely many solutions. System of Linear Inequalities. Consists of two or more linear inequalities in the same variable.

3 0
3 years ago
PLEASE HELP!!!!! TIMED!!! Will give brainliest!! 70 POINTS!!!!!
Debora [2.8K]

Answer:C

Step-by-step explanation:

The constant and the variable relationship is p<9.That means it is "Alva spent less than 9%"

3 0
3 years ago
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Write an equation in slope-intercept form of the line shown.
Liula [17]

Answer:

Step-by-step explanation:

y2-y1/x2-x1

1+3

3-1

your slope is 4/2 or 2. keep going down to find what y is when x is 0, which happens to be -5

so now you have a slope and a y intercept you can solve  like y=mx+b where m is your slope and B is your y intercept

y=2x-5 is your answer

5 0
3 years ago
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