Answer:
^algebra^
#1). a - b=4
a=4 + b .....(equation 1)
#2) a + b=12
(4 + b) + b= 12
4 + b + b=12
4 + 2b=12
2b= 12 - 4
2b =8
b= 8:2
b=4
subtituted b in equation 1
a= 4 + b
a= 4 + 4
a=8
so, the number is 8 and 4
Answer:
9ab+3a
Step-by-step explanation:
(2a+a)(3b+1)=(3a)(3b+1)
3a(3b+1)
=(3a×3b)+3a×1
=9ab+3a
Answer:
The answer is B
Step-by-step explanation:
Hope this helped :D
Answer:
A rectangle
Step-by-step explanation:
The blue shape is a rectangle.
Apple Pay is easy and works with the Apple devices you use every day. You can make contactless, secure purchases in stores, in apps, and on the web. And you can send and receive money from friends and family right in Messages. Apple Pay is a safer way to pay, and even simpler than using your physical card.
