Answer:
y = 2x +1
Step-by-step explanation:
y=kx+1
Substitute the point into the equation
3 = k(1) + 1
3 = k+1
Subtract 1 from each side
3-1 = k
2 = k
y = 2x +1
The slope is 2 and the y intercept is 1
Answer: It is a difference of two squares, and it factors to (3x-7)(3x+7)
=============================================================
Explanation:
We can write the 9x^2 as (3x)^2 since
(3x)^2 = (3x)*(3x) = (3*3)*(x*x) = 9x^2
The 49 can be written as 7^2 because 7^2 = 7*7 = 49.
This means 9x^2 - 49 is the same as (3x)^2 - 7^2. We have a difference of two squares.
The difference of squares factoring rule is
a^2 - b^2 = (a-b)(a+b)
which we have a = 3x and b = 7 in this case
So,
a^2 - b^2 = (a-b)(a+b)
(3x)^2 - 7^2 = (3x-7)(3x+7)
9x^2 - 49 = (3x-7)(3x+7)
Side note: This is the same as (3x+7)(3x-7). We can multiply two numbers in any order.
Answer:
the answer is d
Step-by-step explanation:
it was bc they would both have the esasjdhjadsdjahjdjdshjashdjashdjashdjhasdbn hukmx n asnsassssssan knsmnkkjndnmsnzxnzzzzzzzzzzzzzzzzzzzzzzzzznxnnznxnznxnznxnzxz nxnz xnz xn znx zn xnz xn znx zn xnz xnz xnz xn znx nz xnz xn znx nz xnz xnz nx zn xnz xnz nx zn xnz nx znx nz xn znx nz xnz xnz nx n xnz nx zn xnz nx zn xnz xn zn xn zn xnz xn nz xn znx n xnz xn nz xn xnz x nzxn zn xnznx nzxn nz xn znx nz nx nz xn zn xnz xn zn nzx znxzn xn zn xnz xn z xn ehbhbhbhbxb b zbx bx zbx zb xbz xbzx bx bz xb zbxzb xb zbx bzx bz xbz xb zbx zb xbz xb zb bx zbx bz xbz xbz bx zbx bz xbz bx bz xbz xbz bx
Answer:
4 over 5
Step-by-step explanation:
The simplist form of 8/10 is 4/5.
Answer:
129.6$
Step-by-step explanation:
25+95=120
8% of 120 = 9.6
120+9.6= 129.6