Can someone help me with these please

Okay sure

1. 8a-22

2. 5v+7

3. 17c+1

4. 15x-8y

Step-by-step explanation:

You just have to combine them together.

-4

step-by-step explanation:

do 6-10=

if u need it to be negative.

the answer is:

the correct option:

b.

to solve the problem, we need to remember how to operate to simplify exponential expressions using the logarithms.

we are given the equation:

then, using placing logarith with base 7 on both sides of the equation, we have:

so, rounding the obtained result to two decimal places (nearest hundreth), we have:

hence, we have that the correct option:

b.

have a nice day!