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Mathematics, 12.04.2021 01:00 amw4

Help please :) Simplify each expression by combining like terms
A) x+3-5x+7+4y
B) 9ab+3b-7b+8ab-12
C) 9(4x-3)
D)5(2r+6)-12r
E) x(2y+7)+y(9+5x)
F) 3r+6r+5(3t-6)+6t

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Help please :) Simplify each expression by combining like terms
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