Answer:
b
Step-by-step explanation:
Answer:
The first error in the bill is +8
because when two opposite signs of number are multiplied so the result is always negative.
so,
2 × -4 = -8
instead of 8 their should be -8.
hope this answer helps you dear...take care!
a) a+b=b+a
the commutative property of whatever number is it turned around
b) a * b= b*a
the commutative property of whatever number is it turned around
c) b+0=b
the additive property is whatever adds to zero is that number.
d) b*1=b
the multiplication property of one is whatever mutilply by 1 is that number.
180+x=7x because the father plus the daughter is equal to 7 times her weight which is x?
-3/(-2/5) = -3 * (5/-2)=15/2=7.5