Answer:
1. -3 2. 3
Step-by-step explanation:
Evaluate each expression is very simple concept in math. When you substitute a particular value for each variable and then act the operations called evaluating expression.
Answer:
7y +8 is the answer for the question
Rachel sold more because 9/10 is equal to 0.90 and 5/8 is equal to 0.625.
-2(-5x+9)-9x
-2(-5x)+-2(9)-9x
10x-18-9x
+9 +9
19x=-18
---- ----
19 19
x=-1.05
Answer:
in (x,y), it becomes (-x,y)
Step-by-step explanation: