exam Maths Puzzle Numerical Ability

Solve the system by substitution.
x + 4y = -4
3x - 3y = -12

Read Solution (Total 0)

exam Other Question

Can anyone help me with this problem?

5x - x
-------- --------
x^2 - 7x + 10 x^2 - 4 Help me solve this equation: 0.31x+0.49(x+315)=215.15