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EleoNora [17]
2 years ago
12

Solve using the quadratic formula. Show all work. Write each solution in simplest form. No decimals.

Mathematics
2 answers:
dimaraw [331]2 years ago
5 0

Answer:

u can download the gauthmath app it's very helpful i PROMISE :)

wolverine [178]2 years ago
3 0

Answer: Answer: −9±√−255/ 24

Step-by-step explanation:

12a2+9a+7=0

a=12, b=9, c=7

12a^2+9a+7=0

a=12, b=9, c=7.

−b±√b2−4ac/ 2a

−(9)±√(9)2−4(12)(7)/ 2(12)

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20a + 158 +6c = 20 (6) + 15 (4) + 6(8)<br> +<br> ?<br> +<br> ?
Jobisdone [24]

Step-by-step explanation:

20a + 158+6c=you will expand the brackets

= so it is 120+60+48

20a+158+6c=120+60+48

20a+ 6c=120+60+48-158

20a+6c=70

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ankoles [38]

Answer:

Step-by-step explanation:

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What is payday on the 1st and 15th referred as (2 times a month)? *
Gnoma [55]

Answer:

b, semi-monthly

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3 years ago
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Nat2105 [25]
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4 0
3 years ago
Read 2 more answers
Jin tried to evaluate 5 + 2 x 9 step-by-step.
Zigmanuir [339]

Answer:

5 + 2 x 9

Step 1 = 7 x 9

Step 2 = 63

Step-by-step explanation:

= 5 + 2 x 9

= 5 + ( 2 x 9 )

= 5 + 18

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Step 2 = 7 x 9

= 63

Step 3 = 63

C. jin did not make a mistake

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