He would need at least a 96 on his last test to raise his score to a 90.
Answer:
or Subtract the same value from both sides.
Clear out any fractions by Multiplying every term by the bottom parts.
Divide every term by the same nonzero value.
Combine Like Terms.
Factoring.
Expanding (the opposite of factoring) may also help.
Recognizing a pattern, such as the difference of squares.
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Solving Equations - Math is Fun
To make ∠ADC is a right angle, value of x will be 7.
From given figure, it is observed that Angle ADC is combination of two angles ADB and BDC.
∠ADC=∠ADB+∠BDC
Since, ∠ADC is right angle.
So, ∠ADC=90 degree
90=∠ADB+∠BDC
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brainly.com/question/20158593
The perimeter of a square 6ft by 8ft is <u>28ft.</u>.
Answer:
54
Step-by-step explanation: