If $- 2 x + 4 y = 10$ and $4 x + 4 y = - 8$ , what is the value of $y$ ?

Practise more Algebra, Linear Systems and Functions.

Free questions with an explanation for every one, and full timed Egyptian Scholastic Test (EST) mock tests.

All Algebra, Linear Systems and Functions questions Take a mock test

More Algebra, Linear Systems and Functions questions

If $3 x - 5 = 2 (x + 4) - 7$ , what is the value of $x$ ?
A line in the xy-plane passes through the points $(2, 5)$ and $(6, 13)$ . What is the slope-intercept equation of this line?
Solve the system of equations for $y$ : \begin{cases} 2x + 3y = 12 \\ x - y = 1 \end{cases}
If $f (x) = 2 x^{2} - 3 x + 4$ , what is the value of $f (- 2)$ ?
Which of the following functions has a graph that does NOT intersect the x-axis?
If $\frac{2}{x - 3} = \frac{4}{2 x + 1}$ , what is the value of $x$ ?

If -2x+4y=10 and 4x+4y=-8… | Egyptian Scholastic Test (EST)