the top adds what the bottom adds. the top subtracts what the bottom subtracts. the top divides what the bottom divides. the top multiplies what the bottom multiplies.
12
Multiplies by 3, then subtracts 7
45 = 1 x 45, 3 x 15, 5 x 9
-1805
the top adds what the bottom adds. the top subtracts what the bottom subtracts. the top divides what the bottom divides. the top multiplies what the bottom multiplies.
12
57
-49
68 - 5x = 3*(x + 4) 68 - 5x = 3x + 12 56 = 8x x = 7
Multiplies by 3, then subtracts 7
It multiplies to 45
49
1, 3, 5, 9, 15, 45 are the factors of 45.
Yes
45 = 1 x 45, 3 x 15, 5 x 9
63