Let's not look at the option and try to solve it.
√x=7
Let's look at this. Square roots are the number that is multiplied by itself to make that number. For example, 2 is the square root of 4, 3 is the square root of 9.
We need to multiply 7 by itself to find x.
7×7=49
So, D. =49.
I created this using a graphing calculator website called Desmos! You can use this to further explore slopes and lines and graphing in general :)
Answer:
x+4x = 60
Step-by-step explanation:
5x=60
x=12
4x=48
answers are 12 and 48
Answer:
-.5
Step-by-step explanation:
(x+1)/3
Let x = -2.5
(-2.5+1)/3
Parentheses first
-1.5/3
-.5