Answer:
the answer is -7 to to do this u need to do the opposite of addition which is subtraction. so -18 minus -11 which is -7. to check it u add -11 plus -7
Explanation:
hope this helps
Answer: r=−7
Let's solve your equation step-by-step.
−11+r=−18
Step 1: Simplify both sides of the equation.
r−11=−18
Step 2: Add 11 to both sides.
r−11+11=−18+11
r=−7
hope i helped
-lvr
9.3m questions
12.0m answers