Step-by-step explanation:
y=x+1
y= -½x -8
x+1= -½x -8
1½x= -9
x = -9/ 1½
x = -6
y = -6+1 = -5
the solution (-6, -5)
Powers of ten, and they're easy to represent as exponents.<span />
0.035 is 35/1000, which is 7/200 when you take out a 5 from both sides.
Square root of 4/25 is 0.08