exam Maths Puzzle Numerical Ability

1. How are addition and multiplication used to solve a linear equation? Demonstrate by solving "15x + 7 = 31 + 3x"

2. Translate the following into a system of equations, th

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exam Other Question

parallel to x+4y=2; through (-1,3)
find an equation of each line in function notationsastisfying the conditions given. i need help with (2k+1)7. this is distributive property. its usually a number in front of the parenthesis but for this particular problem there is not so i am really confused