Answer: plug in the top equation for what y equals into the bottom equation and then that should be a easy way to solve this
Step-by-step explanation:
Answer:
The Standard Deviation is a measure of how spread out numbers are. You might like to read this simpler page on Standard Deviation first. But here we explain the formulas. The symbol for Standard Deviation is σ (the Greek letter sigma)
Answer:
t=1
Step-by-step explanation:
5t+2t=16-9
7t=7
so
t=1
The slope-intercept form can be obtained by solving for y.
8x-y=-6
-8x
-y=-8x-6
divide by negative 1 to turn y positive.
My sister helped me sorry if it’s wrong