Answer :
Answer:
3x + 7 = 40
Step-by-step explanation:
3 sides are equal
1 side is 7
all of them added equals 40
3x + 7 = 40
-7 on both sides
3x = 33
x = 11
the 3 equal sides are equal to 11
Answer:
3x + 7 = 40
Step-by-step explanation:
3 sides are equal
1 side is 7
all of them added equals 40
3x + 7 = 40
-7 on both sides
3x = 33
x = 11
the 3 equal sides are equal to 11