Simplify the expression
\$ (6/7a-7/3b+6/4c) - (9/7a+6/3b-2/3c) \$

A)\$ -3/7a - 13/3b + 13/6c\$

B)\$ 2/7a - 3/3b + 1/3c\$

C)\$7a - 1/b + 1/3c\$

D)\$3/7a + 5/3b + 11/3c\$

Simplify the expression
\$ (-f+1/2g-e) + (1/3f-5g-4/5e) \$

A)\$ 1/3f - 2/3g - 3/5e \$

B)\$ -2/3f - 9/2g - 9/5e \$

C)\$ 2/3f + 5/2g + 7/5e \$

D)\$ 2/5f - 3/2g - 9/7e \$

Simplify the expression
\$ (4a+4b+1/c) + (-4a+7b-2/c) \$

A)\$ 11b - c \$

B)\$ 1/b - 1/c \$

C)\$ 11b - 1/c \$

D)\$-11b + 1/c \$

Simplify the expression
\$(1/2a+1/3b+4/3c) + (a+3b-c)\$

A)\$ 2/3a - 1/3b - 11/3c \$

B)\$ -1/2a - 10/7b - 7/3c \$

C)\$ 3/2a - 10/3b - 4/3c \$

D)\$ 3/2a + 10/3b + 1/3c \$

Simplify the expression
\$ (2/3a+3b+7/8c) - (5/3a-8b-5/8c) \$

A)\$ 3a - 11b - 3c \$

B)\$ a + b + c \$

C)\$ -a + 11b + 3/2c \$

D)\$ 11a + 11b + 32c \$