The answer is true, by definition, its true.
Answer:
None.
Step-by-step explanation:
1 - 4 + 121
= -3 + 121
= 118
121 + 1 - 41
= 122 - 41
= 81
141 - 121
= 20
1 - 21 - 1 - 41
= -20 - 1 - 41
= -21 - 41
= -62
None of the expressions have a value of -2.
Answer:
x=11
Step-by-step explanation:
7x-9-4(x-1)=28
7x-9-4x+4=28
3x-5=28
3x=33
x=11
Answer:
1 4/5 hours
Step-by-step explanation:
3/5 x 3 = 9/5 or 1 4/5