A particle is moving along the y-axis, according to the equation y(t)=lnt-2sint for 0
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When it says "is a less than b" , it means b - a not a-b.
x+y +z = 105
z = 10y - 11
2x = 3y + 7
Substitute expressions in terms of "y" for x and z in top equation.
Substitute value of y to find x and z:
x+y +z = 105
z = 10y - 11
2x = 3y + 7
Substitute expressions in terms of "y" for x and z in top equation.
Substitute value of y to find x and z: