Question

Please help me with this, thank you so much!!

Answer 1

a. 55.5

b. 12

Explanation:

a. 94+17=111

180-111=69

2x+69=180

2x=111

x=55.5

b. 180-90=90

5x-7+x+25= 90

6x+18=90

6x=90-18

6x=72

x=12