Multiply 4(-5) then add 6 and theres your X
Answer:
Step-by-step explanation:
both angles must add up to 180 so
6x+12+3x+63 must =180
= 9x+75
9x+75=180
-75 -75
9x=105
x=11.66
meaning A is approximately 81.96
Step-by-step explanation:
Whole numbers = Natural numbers + "0"
Integers = Whole numbers + Negative counterparts
Since the set do contains negative numbers, only Rational numbers and Integers are correct. (D)
Answer:
3
Step-by-step explanation:
15x +8 =40 +13
15x + 8=53
15x=45
3
The surface area would be 166.