Mathematics, 03.09.2020 02:01 evarod
Which step is incorrect when solving the equation 2(x+9)=4(x+7)+2?
Choose the first step that made an error.
1. 2(x+9)=4(x+7)+2
2. 2x+18=4X+28+2
3. 2x+18=4x+26
4. -8=2x
5. -4=x
(i think it's step 3)
Answers: 3
Mathematics, 20.06.2019 18:04
For each expression use a property to write an equivalent expression.
Answers: 1
Mathematics, 21.06.2019 15:30
After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30
Answers: 1
Mathematics, 21.06.2019 19:00
Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60
Answers: 1
Mathematics, 21.06.2019 21:40
The graph of f(x) = |x| is transformed to g(x) = |x + 11| - 7. on which interval is the function decreasing?
Answers: 3
Which step is incorrect when solving the equation 2(x+9)=4(x+7)+2?
Choose the first step that made...
Chemistry, 09.03.2021 03:20
Mathematics, 09.03.2021 03:20
Social Studies, 09.03.2021 03:20
Mathematics, 09.03.2021 03:20
English, 09.03.2021 03:20
Mathematics, 09.03.2021 03:20
English, 09.03.2021 03:20
Mathematics, 09.03.2021 03:20
Mathematics, 09.03.2021 03:20
Computers and Technology, 09.03.2021 03:20