3x+y=17
=> 3x=17-y
Again, x+3y=-1
=> 3y= -1-x
now, 3x+3y= (17-y)+(-1-x)
= 17-y-1-x
= 16-x-y
Answer: 24 millimeters
the length of the other leg is x (x > 0)(millimeters)
using Pythagoras theorem with the right triangle, we have:
x² + 10² = 26²
⇔ x² = 26² - 10² = 576
=> x = 24 (mm)
Step-by-step explanation:
Answer:
I think the answer is $22.00
Answer:
a: 40 percent
b: 30 percent
i think
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
Isolate the variable
subtract 16 from both sides
a=16-20
a=4
