exam
Maths Puzzle
Numerical Ability
WRITE THE FOLLOWING PHRASE USING SYMBOLS. USE THE VARIABLE X TO REPRESENT THE NUMBER. A NUMBER DECREASED BY 1
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Please, I need some help with these problems. If anyone can help please.
1. {4x+y=13
{2x-y=5
2. {2x+4y=6
{5x+10=15
3. {x+y-z=-1
{-4x-y+2z=-7
{2x-2y-5z=7
Help me please...
Perform operations as indicated
square root -98 + square root -32
Thank You!