Answer:
Im not certain but it might be (3,11)
Step-by-step explanation:
Answer:

Step-by-step explanation:
-3(x-4)=2x+4x+5
distribute -3 into (x-4)
-3x+12=2x+4x+5
combine like terms
-3x+12=6x+5
subtract 6x on both sides
-3x-6x+12=5
combine like terms again
-9x+12=5
subtract 12 on both sides
-9x=-7
divide both sides with -9

x=
hope this helps
Answer:
C. 23m, 20m, 13m
Step-by-step explanation:
Hope it help
Sorry if my answer is wrong
A + 4 = s
2(a+2) = (s+2)
plug in the upper equation into the lower equation
2(a+2) = (a+4+2)
2a+4 = a+6
a+4 = 6
a = 2 years old