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Answer:
69
Step-by-step explanation:
15% -> .15
If only 15% were sold to kids then we mutiply 0.15 x 460 = 69
Add rm and ms together to get rs
rs = 3x + 1 + 4x - 2
rs = 7x - 1
rs = 7x - 1 is your answer
hope this helps
A2 + B2 = C2
A2 + 484 = 1024
A2 = 540
540 squared = 23.24
A = 23.24
Y = 5x - 13 ----------- (1)
5x + 2y = 19 --------- (2)
Sub (1) into (2):
5x + 2(5x -13) = 19
5x + 10x - 26 = 19
15x = 19 + 26
15x = 45
x = 3 -------- sub back into (1)
y = 5(3) - 13
y = 15 - 13
y = 2
Ans: x = 3, y = 2
