She will pay 20$ for 10 pounds of hamburger
Answer:
x = -14
Step-by-step explanation:
4x + 8 = 3x - 6
4x = 3x - 14
x = -14
The picture with the complete question is attached below :
Answer:
In Step 2, 90 should be multiplied by the quantity 10 – 12, not by 10
Step-by-step explanation:
90 * x - 90 * 12 = 90(x - 12)
From the question, x = 10
Hence,
90(10 - 12)
(90* 10) - (90 * 12) - - - > correct evaluation
900 - 1080
= - 180
Hence, both values in the bracket, that is 10 and - 12 should be multiplied by 90. Not just 10 alone.
Step-by-step explanation:
72 i rounded it to that