Answer:
k= 70
Step-by-step explanation:
Answer:
x=9
Step-by-step explanation:
Isolate the variable you are solving for.
In this case, -5x needs to be divided by -5 to isolate x. But you must do to one side of the equation what you did to the other, so -45 must also be divided by -5x.
-5x/-5=-45/-5
x=9
Answer:
I believe D
Step-by-step explanation:
If you multiplied -3 times 3 that would make -9
you can then add 9 + -9 and cross y off
B^-2 / b^-3 = b^(-2-(-3) = b^1 = b
answer is d