Answer:
yes
Step-by-step explanation:
Jim-4
Terrence-3
Terrence has 36
12×3=36
so let's multiply 4 by 12 also and that is 48
so, therefore jim has 48 model cars
Answer:
x =
, y = -1.71
Step-by-step explanation:
sub y = x+4 in the first equation to get:
12 x - 5 (x+4) = -20
Simplify:
12 x - 5 x + 20 = -20
Further simplify:
7 x = - 40
Divie both sides by 7 to get:
x =
--> x = -5.7
Sub x =
in the second equation to get:
y =
+ 4 = -1.71