Answer:
Mikayla moved the decimal incorrectly.
Step-by-step explanation:
mikayla evaluated the expression 0.86 × 23.4 using the steps shown below.
0.86
× 23.4
344
2580
+ 17200
= 201.24
LEts do the multiplication without decimals
8 6
x 2 3 4
--------------------
3 4 4
2 5 8 0
1 7 2 0 0
------------------------------
2 0 1 2 4
0.86 has two numbers after the decimal point and 23.4 has one number after the decimal point
So we move 3 places to the left ( 20.124)
Mikayla moved the decimal incorrectly.
Answer:
Simplify 2x - 4) + 7(x + 2).
9x + 6
9x - 4
09x - 6
= 9x+10
Answer = 70 girls
Firstly, turn 56% into a decimal
56 / 100 = 0.56
Afterwards, multiply that by the number of girls
0.56 x 126 = 70.56
It would be 70 girls bc you can’t have 70 and a half girls.
Answer:
0.2 in decimal form and 1/5 in fraction form
Step-by-step explanation:
Answer:
X= 2, -5
Step-by-step explanation:
Take the root of both sides
