Distribute and combine your like terms:
3(x+3) - 2x
x + 9
Distribute 2(4+1)
8+2
10
Distribute 3(x+1)
3x+3
Distribute -4(x+4)
-4x - 16
Distribute 4(x + y)
4x + 4y
Distribute and combine your like terms:
4 - (5y+7)
-3 - 5y
Distribute 8(8-8)
64-64
0
Distribute 5(4+y)
20+5y
Distribute -6(7-x)
-42 + 6x
Distribute 5(x + 4y)
5x + 20y
Distribute and combine your like terms:
2b - 4(2b+5)
-6b - 20
Distribute 4(3+15)
12+60
72
Distribute 2(4+2x)
8+4x
Distribute -x(x+4)
-x2-4x
x(y + 4)
xy + 4x
Distribute and combine your like terms:
4(x - 2) + 5(x + 3)
9x + 7
Distribute -6(3+2)
-18-12
-30
Distribute 9(9+4z)
81+36z
Distribute -(3 + x)
-3 - x
y(2y + x)
2y2 + xy
Distribute and combine your like terms:
-3(x - 1) - (2 + x)
-4x + 1
Distribute -5(-5-4)
25+20
45
Distribute x(8+3x)
8x+3x2
Distribute -(-5 - x)
5 + x
Distribute 7x(5 + y)
35x + 7xy