x=5
[tex]4 {x}^{2} = 100 [/tex]
[tex]1 {x}^{2} = 100 ÷ 4 = 25[/tex]
[tex]1x = \sqrt{25} = 5[/tex]
Answer:
×=5
Step-by-step explanation:
4x²=100
4 4
x² =25
x= √25
