Answer:
-7/10
Explanation:
Substitute x with 3 first and you’d get 3/10(3(4)+9)-7. 3(4) is 12 plus 9 is 21. 3/10 multiplies by 21 is 6 3/10. 6 3/10 minus 7 is -7/10
Answer:
Step-by-step explanation:
because they are greater
Originally 12 x 16 = 216 inches
Now it’s 9 x 20 = 180 inches
The total area decreases by 36 inches.