Answer:



Step-by-step explanation:
-13+13r
-22+6r-7
bring all r and number one oppsite sides
13r - 6r
-22-7+13
7r
-16
r

mark me as branliest. ty
To solve this you first expand the brackets.
4x^2 - 20x + 25 = 49
Then make it equal 0.
4x^2 - 20x - 24 = 0
Now solve the quardratic.
x^2 - 5x - 6 = 0
(x - 6)(x + 1) = 0
x = 6 or x = -1
Answer:
the 3rst one
Step-by-step explanation: