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olga_2 [115]
3 years ago
7

2(4x - 1) + 3(3 - 2x) = 0

Mathematics
1 answer:
LUCKY_DIMON [66]3 years ago
3 0
2(4x-1) + 3(3-2x)=0
distribute
8x-2+9-6x=0
add like terms
2x+7=0
subtract 7 from both sides
2x= -7
divide both sides by 2
x=-7/2
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Note: Enter your answer and show all the steps that you use to solve this problem in the space provided. Solve the inequality. E
Oksi-84 [34.3K]

Answer:

Your answer is correct

Step-by-step explanation:

Indeed subtracting 5 from both sides would be n/-3> -1

Multiplying both sides by -3 would give you n < 3 (obviously after reversing the inequality sign)

8 0
3 years ago
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Solve system by substitution x-5y=18 2×+6y=4
vfiekz [6]
Algebra Calculator
I will solve your equations by substitution.<span><span><span>12y</span>=4</span>;<span><span>x−<span>5y</span></span>=18</span></span>
Step: Solve<span><span> 12y</span>=4</span>for y:<span><span><span>12y/</span>12</span>=<span>4/12</span></span>(Divide both sides by 12)<span>y=<span>13</span></span>Step: Substitute <span>1/3 </span>for y in<span><span><span> x−<span>5y</span></span>=18</span>:</span><span><span>
</span></span><span><span>x−<span>5y</span></span>=18</span><span><span>
</span></span><span><span>x−<span>5<span>(<span>1/3</span>)</span></span></span>=18</span><span><span>
</span></span><span><span>x+<span><span>−5/</span>3</span></span>=18</span>(Simplify both sides of the equation)<span><span><span>
</span></span></span><span><span><span>x+<span><span>−5</span>/3</span></span>+<span>5/3</span></span>=<span>18+<span>5/3</span></span></span>(Add 5/3 to both sides)<span>
</span><span>x=<span>59/3</span></span>
Answer:<span><span>x=<span><span><span>59/3</span> and </span>y</span></span>=<span>1/<span>3</span></span></span>
7 0
3 years ago
G = {(0, 1)} Is G-1 a function and why?
Liono4ka [1.6K]

Answer:

From the information provided you cannot conclude whether or not G-1 is a function. You would need more coordinates in the set to conclude this answer.

5 0
3 years ago
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the football team gained 7 yards. gained 4 yards, lost 5 yards, gained 21 yards, lost 2 yards and gained 4yards to their 43 yard
svet-max [94.6K]
7+4-5+21-2+4=29 Then I used football knowledge to find that they started on the other teams 28 yard line :)
3 0
3 years ago
Is (-5, 6) a solution to y = 2x + 4 ?<br> I need an answer quickly, please
Fittoniya [83]

Answer:

(-5, 6) is not a solution.

Step-by-step explanation:

6=2(-5)+4

6=-10+4

-10+4=-6, not 6.

7 0
3 years ago
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