exam Maths Puzzle Numerical Ability

can you show me how these expression by combining like terms are worked?
#95. (-4x)(1/2)+(22y)(1/11)
#97. 3(1/3x-2x+1/6)
#99. -1/3(3y-6)+4(y+3)
#101. 4(3x two square-5x+2)

thanks alot!!!

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Megatown, USA issued 10-year bonds totaling $2,500,000 for construction of new service roads and entrance ramps onto the freeway. The town set up a sinking fund at 12% compounded A home based company produces both hand knitted scarves and sweaters. The scarves take 2 hours of labor to produce, and the sweaters take 14 hours. The labor available is limited