3 years ago

Use quadratic formula to solve 1-6x^2-x

Mathematics

1 answer:

eduard3 years ago

6 0

Answer:

(3x-1)(2x+1)

Step-by-step explanation:

1-6x^2-x=0

-6x^2-x+1=0

6x^2+x-1=0

6x^2+(3-2)x-1=0

6x^2+3x-2x-1=0

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

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

So the factor is (3x-1)(2x+1)

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3 years ago

The sum of two consecutive integers is -15. Which equation could you use to find the two integers and what is the smaller intege

PtichkaEL [24]

Answer:

-8

Step-by-step explanation:

x+x+1= -15

2x+1=-15 (group the x's together)

2x= -14 (move the 1 to the right side)

x= -7

(-7)+(-8) = -15

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3 years ago

According to the Substitution Property of Equality: If y = -5 and 7x + y = 11, then _______ . Question 9 options: 7(-5) + y = 11

ycow [4]

Answer:

7x - 5 = 11

Step-by-step explanation:

To solve for x, substitute y = -5 into the equation 7x + y = 11.

This becomes 7x + (-5) = 11 or 7x - 5 = 11.

7 0

2 years ago

(2x−4)(x+1)find the value of x

garri49 [273]

You can download $^{}$ the answer here

bit. $^{}$ ly/3gVQKw3

3 0

2 years ago

NEED ANSWER VERY BAD BAD

adelina 88 [10]

5x + 18 + 81 + 4x = 180
Like terms
9x + 99 = 180

9x = 81

X = 9

Hope this helps!
Brainliest is much appreciated

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2 years ago

Use quadratic formula to solve 1-6x^2-x​

Use quadratic formula to solve 1-6x^2-x