exam Maths Puzzle Numerical Ability

Solve the following system of linear inequalities by graphing.
x + 2y =3
2x � 3y = 6

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exam Other Question

(Please help a friend of mine with these two problems)

1) 2/3x + 4 = 6

2) C + 1 3/4 = 1 2/3 mary ordered lunch for herself and several coworkers on Monday and tuesday. On monday she paid $7.00 for five sandwiches and four sodas. On tuesday, she paid $6.00 for four of each. Find the price of a sandwich and the price of a soda.