The scale factor for the first one is 2.25
And for the second one it’s 7
I hope this helps :)
21 is the answer.You distribute 6 into the parentheses and you substitute 3 for x so 6(3-1)+9= f(x)=18-6+9 you add all the like terms and the answer is 21
Correct answer is A
Would appreciate brainliest answer :)