23 The steps to convert
to a decimal are shown below:
4
5.71
4) 23.00
- 20
30
-26
Step 1
Step 2
Step 3
Step 4
-4
0
0
In what step is the first error?
O step 1
O step 2
O step 3
O step 4

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

How to solve a simultaneous equation involved with fractions?

The first few steps in solving the quadratic equation 9x2 + 49x = 22 ? 5x by completing the square are shown. 9x2 + 49x = 22 ? 5x 9x2 + 54x = 22 9(x2 + 6x) = 22 which is the best step to do next to solve the equation by completing the square? 9(x2 + 6x + 3) = 25 9(x2 + 6x + 3) = 49 9(x2 + 6x + 9) = 31 9(x2 + 6x + 9) = 103