Simply distribute the -3 across the b and -7.
-3(b - 7) = (-3 * b) + (-3 * -7) = -3b + 21
Hope this was helpful, if it wasn't just drop me a DM explaining what didn't make sense.
The equation is already in Standard Form.
Answer:
Yes, that is correct.
Step-by-step explanation:
a would always have to be greater than b since you're just multiplying each variable by itself.
