Answer:
3. 2x+18=4x+26
Step-by-step explanation:
2(x+9)=4(x+7)+2
2x+18=4x+28+2
2x+18=4x+<u>3</u><u>0</u>
<em><u>The</u></em><em><u> </u></em><em><u>step</u></em><em><u> </u></em><em><u>that</u></em><em><u> </u></em><em><u>made</u></em><em><u> </u></em><em><u>an</u></em><em><u> </u></em><em><u>error</u></em><em><u> </u></em><em><u>in</u></em><em><u> </u></em><em><u>solving</u></em><em><u> </u></em><em><u>this</u></em><em><u> </u></em><em><u>linear</u></em><em><u> </u></em><em><u>equation</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>step</u></em><em><u> </u></em><em><u>3</u></em><em><u>.</u></em>
Hope this helps ;) ❤❤❤
Answer: $24
Step-by-step explanation:
Mariano saved $24because
120 x 0.2=24
She payed $96
Answer:
60 marbles in total
Step-by-step explanation:
Find how many marbles there are in total by dividing 42 by 0.7:
42/0.7
= 60
So, there are 60 marbles in total
