Answer:

first create a bracket:

then solve the first bracket:

then open the remaining bracket:

carryout the subtraction operation:

Answer:
a = 10
Step-by-step explanation:
From the solution given, x = a and y = -1
Substitute for x and y in either of the equations
y = -x + 9
-1 = -a + 9
a = 9 + 1 = 10
From 0 degree Celsius to 5 with intervals of 0.1 degree Celsius
Answer:
5
Step-by-step explanation:
just did on edge
Answer:
A two dimensional figure that has only one endpoint is a ray
Step-by-step explanation:
A ray has one endpoint and then goes on for infinite time in the other direction.