Distraibutiv peorpoty
a(b+c)=ab+ac
we have
3a+7+2(3+a)
distribute first
2(3+a)=6+2a
now we have
3a+7+6+2a
move like terms together
3a+2a+7+6
add lke terms
5a+13
Answer:
x > - 8
Step-by-step explanation:
- 4 ( x - 4 ) < - x + 40
- 4x + 16 < - x + 40
+ 16 - 40 < - x + 4x
- 24 < 3x
3x > - 24
x > - 24 / 3
x > - 8
Answer: 1mi/5280
Step-by-step explanation: I dunno how to explain this. Its really easy. Always have the converting unit on the denominator
Use distance formula, line segment Uv is 5, vw is 6, and uw is square root of 61, add line segments up to get perimeter
Answer:
-9
Step-by-step explanation:
-3|16-20|+9/3
-3|-4|+3
-3*4+3
-12+3
-9