book
Maths Puzzle
Numerical Ability
it tell you to use the substitution method to solve the linear system
x +2y = - 5
4x-3y=2
3x-2y=4
x+3y=5
3x+y= -2
x+3y=2
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book Other Question
Divide
x^4 + 2x^2 - 2
divided by
x^2 + 3
Please help me!!!! I need to solve this for H:
2A-ha=hb
A)h=a-b/2A
B)h=2A/a-b
C)h=a+b/2A
D)h=2A/a+b
Please show me step by step how to figure this out...thanks