Question

Helpp WITH 2ND AND 4TH LINE !

Answer 1

Answer

1. 11.2

2. 8

Step-by-step explanation:

Answer 2

Answer:

1. x= 11.2

2. x= 8

Step-by-step explanation:

1.

$124+5x=180\\-124 -124\\5x=56\\\frac{5x}{5} = \frac{56}{5} \\ x=11.2$

Check:

$124+5(11.2)=180\\124+56=180\\180=180$

2.

$7x-6=50\\+6 +6\\7x=56\\\frac{7x}{7} = \frac{56}{7} \\x=8$

Check:

$7(8)-6=50\\56-6=50\\50=50$