Question

2 in 1 maths of class 7th A and 7th b planted trees in their school premises section a planted 5 more than thrice the number of trees planted by section B together they planted 221 trees find the trees planted by section A

Answer 1

let trees planted by sec B be x
therefore, trees planted by sec A will be 3x+5
total trees will be x+3x+5 =4x+5=221
4x=216
x=54
3x+5=162+5=167
therefore, trees planted by secA is 167

Answer 2

Answer:

Sec-A is 167

Step-by-step explanation: let trees planted by sec B be x

therefore, trees planted by sec A will be 3x+5

total trees will be x+3x+5 =4x+5=221

4x=216

x=54

3x+5=162+5=167

therefore, trees planted by sec-A = 167