Answer:
10. answer= 3
Q11 answer = -3
Step-by-step explanation:
Q10.
-3x+9-x+9=3x-3
or, -4x+18=3x-3
or, 3x+4x=18+3
or, 7x=21
or, x=3 <u>answer</u>
<u>Q</u><u>1</u><u>1</u><u>.</u>
1.8-3.7x= -4.2x+0.3
or, 4.2x-3.7x=0.3-1.8
or, 0.5x= -1.5
or, x=-3 <u>answer</u>
12.D
13.A
14.A
15.D
16.B
17.B
19.D
20A
Answer: put 3 in the blank
Explanation:
The last row shows that this equation will never be true no matter what value of x. This shows that setting the coefficient of x to 3 makes the equation have no solutions.
Step-by-step explanation:
<u>Step 1: Simplify</u>
<u>Step 2: Combine Like Terms:</u>
Answer:
Explanation in words (Short Form)
- The first step is to use the formula and simplify it. So first we will Rewrite the division as a fraction.
- The second step is to Cancel the common factor of 9 and 3. Then Factor 3 out of 3. After that Cancel the common factor.
- The third step is to divide by 1. Then at the end, subtract 1 from 4. The answer will result as
Answer:
Hope this helps.