3 years ago

Solve for x. x^2−3x−70=0 x^2 is x to the second power

2 answers:

7 0

<span>x^2−3x−70=0
(x - 10)(x + 7) = 0
x - 10 = 0; x =10
x + 7 =0; x = -7

answer
x = -7 and x = 10</span>

3 0

X² <span>− 3x − 70=0
</span>x² + 7x - 10x − 70=0
x(x+7) - 10(x+7) = 0
(x+7)(x-10) = 0

x + 7 = 0 or x - 10 = 0
x = -7 x = 10

Answer: x=-7, x=10

You might be interested in

NeX [460]

10 of the 24 marbles in the bag are not yellow.

$\frac{10}{24} \: is \: approximately \: equal \: to \: 41.67\%$

6 0

3 years ago

vivado [14]

If you take the total, and multiply it by the sales tax (.08) then you will get $17.28
(216x.08)

3 0

3 years ago

nadezda [96]

No because in 19.545, the 9 is bigger than the 5 in 95.045 (the first 5)

3 0

3 years ago

Nastasia [14]

Distributive Property

5 0

3 years ago

jonny [76]

Answer:

around 76.16

Step-by-step explanation:

30 squared + 70 squared = 5800

square root of 5800 = 76.16

a squared + b squared = c squared

5 0

3 years ago