Distributing
5(x+y)
5x+5y
x+3x+2y
4x+2y
7 plus a number
7+x
5+2(7+x)
19+x
52
25
2(2x+5)
4x+10
2x+7+x+2
3x+9
The sum of a number and 1
x+1
3x+4(x+5)
7x+20
62
36
5(2x+3y)
10x+15y
y2+3+x+3y2+x
4y2+3_2x
8 times a number
8x
5n+y+3(y+n)
8n+4y
43
64
x(4+6y)
4x+6xy
4+y2+2+y+x2
6+y2+y+x2
9 subtracted from a number
x-9
6+x2+4(x+y)
4+x2+4x+4y
52+33
34
2x(5y+8)
10xy+16x
5x+9y+2y2+1+4y2+2x
7x+9y+6y2+1
3 plus a number times 5
5x+3
2y+y+n+3(n+y)
6y+4n
34+42+23
51