Answer:
4
Step-by-step explanation:
Equation:-
2(5-3)
=> 2(2)
=> 4
Answer:
x>29
Step-by-step explanation:
Multiply each term by -1
-x * -1 < -29 * -1
x > 29
Answer:
1a: f(-2) means substituting -2 for x
1b: 65
I don't know the second one
Answer:
x+y = 112 ........ (1)
x-y = 62............ (2)
from (1) and (2)
2x = 174
x = 174/2
x = 87
sub x = 87 in (1)
x+y = 112
87+y = 112
y = 112 - 87
y = 25
so the numbers are 87 and 25
Step-by-step explanation: