Answer:
one and a quarter candy bars
Step-by-step explanation:
8.87 x 10^10 is the scientific notation
She has eaten 3 cookies.
And a tape diagram looks something like this.
Answer:
x=-3.5
reason:
first, add 3 to both sides
this makes the equation -1/2x=7
then, divide both sides by -1/2
this will give you x=-3.5