Answer:
b=-3
Step-by-step explanation:
-7b=21
-7b/-7=21/-7
b=-3
Answer:
3m-3n
Step-by-step explanation:
We want to simplify the expression;
2m - [n - (m - 2n)].
We expand the parenthesis to obtain;
2m - (n - m + 2n)
2m - ( - m + 3n)
Expand further to get;
2m +m -3n
Combine the first two terms;
3m-3n
20 multiplied (times) 4 is equal to 80 c:
Answer have two are more cars 150 and 38 not homeowmers
Step-by-step explanation:
The answer is A) Dilation, because a dilation makes an object bigger or smaller. hope this helped :D