16x+2=-7x-21
x = -1
So yeah
2. Christine baked a pumpkin pie. She ate 1/6 of the pie. Her brother ate 1/3 of it and gave the leftovers to his friends. What fraction of the pie did he give to his friends?
3. Liang went to the bookstore. He spent 1/3 of his money on a pen and 4/7 of it on books. What fraction of his money did he have left?
81 m2
B.
99 m2
C.
198 m2
D.
162 m2 The lengths are 6m 3m 9m
To solve this problem, we need to create an equation.
|x| + 1 = -2. This cannot be solved because no matter what x is equal to, it has to be greater than 0. A negative outcome is impossible.
There is no number that has an absolute value plus one that equals -2.