Answer:
=50
Step-by-step explanation:
This is a proportion problem
3/10= 12/x
Now cross multiply and divide
12 x 10= 120
120/3= 40
Answer is 40
Answer:
Q=(1,-5)
R=(5,-5)
S=(2,-7)
Step-by-step explanation:
Multiply each term in the parentheses by 3. Your answer is 6a - 12b
