Evaluating Algebraic Expressions
Algebra, and more...
 
1. EASY

Evaluate \(x+2\) for \(x=7\).

 
2. EASY

Evaluate \(5t\) for \(t=4\).

 
3. EASY

Evaluate \(12-a\) for \(a=-65\).

 
4. EASY

Evaluate \(\frac{4}{3}g\) for \(g=4\).

 
5. EASY

Evaluate \(6v-9\) for \(v=4\).

 
6. EASY

Evaluate \(x-y\) for \(x=15\) and \(y=7\).

 
7. MEDIUM

Evaluate \(7+8b\) for \(b=-2\).

 
8. MEDIUM

Evaluate \(pq\) for \(p=6\) and \(q=-4\).

 
9. MEDIUM

Evaluate \(3a+5b\) for \(a=7\) and \(b=-2\).

 
10. MEDIUM

Evaluate \(\frac{d}{c}\) for \(c=77\) and \(d=11\).

 
11. MEDIUM

Evaluate \(3ab-4a+6b\) for \(a=3\) and \(b=-2\).

 
12. MEDIUM

Evaluate \(w^3-w^2+w-1\) for \(w=-1\).

 
13. MEDIUM

Evaluate \(5x-3y+9z-7x+6y-4z\) for \(x=3\), \(y=2\) and \(z=-4\).

 
14. MEDIUM

Evaluate \(xyz-2yz\) for \(x=-2\), \(y=-3\) and \(z=7\).

 
15. HARD

Evaluate \(\frac{x^4y}{xy^3}-\frac{xy^4}{x^3y}\) for \(x=2\) and \(y=\frac{1}{2}\).

 
16. HARD

Evaluate \(\frac{x}{y}+\frac{y}{z}+\frac{z}{x}\) for \(x=2\), \(y=4\) and \(z=6\).

 
17. HARD

Evaluate \(xyz-2xy+3yz-4zx+5x-6y+7z\) for \(x=1\), \(y=-1\) and \(z=0\).

 
18. HARD

Evaluate \(\frac{2x^2-3y^3}{x-y}\) for \(x=6\) and \(y=4\).

 
19. HARD

Evaluate \(\frac{xy^2z^3}{xy^3z^5}\) for \(x=9\), \(y=4\) and \(z=1\).

 
20. HARD

Evaluate \(ab^2c+(ab)^2c^3\) for \(a=2\), \(b=3\) and \(c=-1\).