Mathematics Question and Solution
a*x = 15*15
ax = 225
a = 225/x --- (1).
(30+a)*x = (30+15)*(30+15)
ax+30x = 2025 --- (2).
Substituting (1) in (2).
(225/x)x+30x = 2025
225+30x = 2025
30x = 2025-225
30x = 1800
x = 1800/30
x = 60 units.
a*x = 15*15
ax = 225
a = 225/x --- (1).
(30+a)*x = (30+15)*(30+15)
ax+30x = 2025 --- (2).
Substituting (1) in (2).
(225/x)x+30x = 2025
225+30x = 2025
30x = 2025-225
30x = 1800
x = 1800/30
x = 60 units.
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