emathematics.net
Español
User: desconectar
 
Maths Exercices
Variable expressions

Evaluate single-variable expressions

Evaluate the expression 2+h for h = 15.

Plug in h=15 and simplify

2+h
2+15 Plug in h=15
17 Add

Evaluate the expression -2-3m for m=-1.

Plug in m=-1 and simplify

-2-3m
-2-3(-1) Plug in m=-1
-2+3 Multiply
1 Subtract

Evaluate the expression -7-2k for k=-6
Solution: -7-2k=