B. 90. The perimeter is 30+30+15+15=90
Answer:
132 × 3 = 396
Step-by-step explanation:
132 3 × 2 = 6
<u>×</u><u> </u><u> </u><u>3</u> 3 × 3 = 9
396 3 × 1 = 3
Answer:
The answer is 105.
Step-by-step explanation:
3 because 3•3 is 9 and 9•3 is 27
Y= 12 - x
27 + 3( 12 - x ) = 2x