1. Solve the following pairs of simultaneous equation.
8x+2y=18
2x+ y/2 = 10
(2)
Given Ks^2 =2m-2ps make "s" subject of the formula.
(3) p+q= 100
q/2 + p/2 = 40.
(4). 2a-4b = 8
4a- 8b= 14
(5) m+n = 8
4(2m+2n)= 16.
Instruction: Show all workings clearly.
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A solution is defined as a:
A .
Homogeneous mixture of two or more substances
B .
Heterogeneous mixture of two or more substances
C .
Homogeneous mixture of liquid and solid components only
D .
Homogeneous mixture consisting of water as one of the component
A solution is a homogeneous mixture of two or more substances. A solution may exist in any phase.
A solution consists of a solute and a solvent.
The solute is the substance that is dissolved in the solvent.
For example, in a saline solution, salt is the solute dissolved in water as the solvent.
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