√x + 11=15 x=16
√x= 15-11 x=16
Answer:

Step-by-step explanation:

Expand the brackets.

Add -9x and 5x

Add 4x and 6x on both sides.

Add the like terms.

Divide 12 into both sides.


Answer:
The slope is 1/3
Step-by-step explanation:
Take 2 points on the line, lets use (0,50) and (30,60)
x1 y1 x2 y2
Use slope formula:
y2 - y1 / x2 - x1
60 - 50 / 30 - 0
10 / 30
which can be simplified to:
1/3
Answer:
468
Step-by-step explanation:
=13[42-6]
=13 (36)
=13×36
=468