Answer:
-291
Step-by-step explanation:
4+(-5)(n-1)=4-5*59=4-295=291
Answer:
Is rational
Step-by-step explanation:
So, adding two rationals is the same as adding two such fractions, which will result in another fraction of this same form since integers are closed under addition and multiplication. Thus, adding two rational numbers produces another rational number.
Answer:
B
Step-by-step explanation:
it is the opposite of A, which is true, as |-8| = 8
Answer:
3
Step-by-step explanation:
5s-100-2s=4s-20-2s
3s-100. = 2s-20
+20. +20
3s-80. = 2s
-3s. -3s
-80. = -1s
-1 -1
80. = s
s=80