5x + 2 + 3x - 5 + x + 10 =
9x + 7
Answer:
substitution it would make the most sense in this case and be the fastest way . by fastest i mean the least amount of steps
Step-by-step explanation:
well, 1/7th of the cupcakes is 3. so 2/7ths makes 6. and 21 minus 6 is 15. So, your answer is 15.
Answer: 8 units
Step-by-step explanation:
26 is your answer.
For c and d to be supplementary angles, they have to equal 180 degrees. so to find d, you take 180-128= 52. D=52 and if d is twice the value of X, 52/2 = x. So x = 26. Hope this helps!