X= your age
400-2x=244
-2x=-156
x=78
you are 78 years old
Answer:female
Step-by-step explanation:
Answer:
4
similar right triangles
Step-by-step explanation:
4x-7: "seven less than" means you're going to subtract it from the upcoming value, which is "the product of four and a number". "a number" refers to an unknown variable, which I chose to be x. So put it all together and you get 4x-7
Answer:
d
Step-by-step explanation:
1+1^2=4
2+1=3^2=9
3+1=4^2=16
^(times by self)