Question

12.
Do as directed
1. x2 + 8 = 5, exponent of variable in this equation is
2. By adding 8 in one number and dividing its result with 2 we get the answer 10
Show this in equation form.
3. 2x + 3 = 5, write this in statement form.
4. Solve :X + 6 = 15
5. The ratio of marbles available with Ravi and Arjun is 3:7 and its addition is 100,
then find number of marbles with both of them.​

Answer 1

1 ka. 2x+8=5

2x=5-8

2x=-3

x=-3/2