If you think about it, 4x7 is half of 8x7 (If you multiply 4, 7, and 2, you get 8x7). So really you can just multiply 4x7 by 2 and you will get 8x7!
Subtract -9h from positive 12h and youll get a positive 3h then subtract the -6 from 40 which will give you a positive 34 then subtract 34 from 22 which will give you a negative 12 and divide it by 3h and it will give you a -4 so h= -4
Answer:
Let x = cost of your friend's lunch.
x + x + 3 = 19
x= 8
Answer:
14
Step-by-step explanation:
12+b=26
b=26-12
b=14
