Answer:
A = 58
B =:25
Step-by-step explanation:
C = A + B
83 = 9x + 4 + 4x + 1
83 = 13x + 5
13x = 78
x = 78/13
x = 6
A = 9x + 4 = 9 x 6 + 4 = 58
B = 4x + 1 = 4 x 6 + 1 = 25
Think of absolute value and inverse operation, +72 to 72 and 24
Answer:
20 i think
Step-by-step explanation:
Answer:
Tuesday Wednesday and lastly monday
Step-by-step explanation:
if the number on wednesday is negative nor positive its zero.
Answer:
-3, -7
Step-by-step explanation:
either x + 3 = 0 --> x = -3
or x + 7 = 0 --> x = -7